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Finding the Fourth Proportional to 415,856.76, 573,882.92 and 224,870.14

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Solution

The fourth proportional to 415,856.76, 573,882.92 and 224,870.14 is: 310,321.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,856.76 : 573,882.92 = 224,870.14 : x
  2. Step 2: Convert to fraction form
    415,856.76/573,882.92 = 224,870.14/x
  3. Step 3: Cross multiply
    415,856.76x = 573,882.92 × 224,870.14
  4. Step 4: Simplify right side
    415,856.76x = 129,049,132,564.01
  5. Step 5: Solve for x
    x = 129,049,132,564.01/415,856.76
  6. Step 6: Final answer
    x = 310,321.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.