Home / 762,956.28-1,141,785.18-474,649.47

Finding the Fourth Proportional to 762,956.28, 1,141,785.18 and 474,649.47

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Solution

The fourth proportional to 762,956.28, 1,141,785.18 and 474,649.47 is: 710,326.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,956.28 : 1,141,785.18 = 474,649.47 : x
  2. Step 2: Convert to fraction form
    762,956.28/1,141,785.18 = 474,649.47/x
  3. Step 3: Cross multiply
    762,956.28x = 1,141,785.18 × 474,649.47
  4. Step 4: Simplify right side
    762,956.28x = 541,947,730,540.86
  5. Step 5: Solve for x
    x = 541,947,730,540.86/762,956.28
  6. Step 6: Final answer
    x = 710,326.06

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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.