Home / 475,935.95-656,785.47-271,984.53

Finding the Fourth Proportional to 475,935.95, 656,785.47 and 271,984.53

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Solution

The fourth proportional to 475,935.95, 656,785.47 and 271,984.53 is: 375,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,935.95 : 656,785.47 = 271,984.53 : x
  2. Step 2: Convert to fraction form
    475,935.95/656,785.47 = 271,984.53/x
  3. Step 3: Cross multiply
    475,935.95x = 656,785.47 × 271,984.53
  4. Step 4: Simplify right side
    475,935.95x = 178,635,487,368.78
  5. Step 5: Solve for x
    x = 178,635,487,368.78/475,935.95
  6. Step 6: Final answer
    x = 375,335.15

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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.