Home / 705,881.30-1,058,821.95-200,441.30

Finding the Fourth Proportional to 705,881.30, 1,058,821.95 and 200,441.30

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Solution

The fourth proportional to 705,881.30, 1,058,821.95 and 200,441.30 is: 300,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,881.30 : 1,058,821.95 = 200,441.30 : x
  2. Step 2: Convert to fraction form
    705,881.30/1,058,821.95 = 200,441.30/x
  3. Step 3: Cross multiply
    705,881.30x = 1,058,821.95 × 200,441.30
  4. Step 4: Simplify right side
    705,881.30x = 212,231,648,126.54
  5. Step 5: Solve for x
    x = 212,231,648,126.54/705,881.30
  6. Step 6: Final answer
    x = 300,661.95

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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.