Home / 880,440.20-1,320,660.30-408,048.20

Finding the Fourth Proportional to 880,440.20, 1,320,660.30 and 408,048.20

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Solution

The fourth proportional to 880,440.20, 1,320,660.30 and 408,048.20 is: 612,072.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,440.20 : 1,320,660.30 = 408,048.20 : x
  2. Step 2: Convert to fraction form
    880,440.20/1,320,660.30 = 408,048.20/x
  3. Step 3: Cross multiply
    880,440.20x = 1,320,660.30 × 408,048.20
  4. Step 4: Simplify right side
    880,440.20x = 538,893,058,226.46
  5. Step 5: Solve for x
    x = 538,893,058,226.46/880,440.20
  6. Step 6: Final answer
    x = 612,072.30

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.