Home / 884,058.80-1,326,088.20-219,210.80

Finding the Fourth Proportional to 884,058.80, 1,326,088.20 and 219,210.80

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Solution

The fourth proportional to 884,058.80, 1,326,088.20 and 219,210.80 is: 328,816.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,058.80 : 1,326,088.20 = 219,210.80 : x
  2. Step 2: Convert to fraction form
    884,058.80/1,326,088.20 = 219,210.80/x
  3. Step 3: Cross multiply
    884,058.80x = 1,326,088.20 × 219,210.80
  4. Step 4: Simplify right side
    884,058.80x = 290,692,855,192.56
  5. Step 5: Solve for x
    x = 290,692,855,192.56/884,058.80
  6. Step 6: Final answer
    x = 328,816.20

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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.