Home / 475,884.04-656,839.38-323,180.68

Finding the Fourth Proportional to 475,884.04, 656,839.38 and 323,180.68

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Solution

The fourth proportional to 475,884.04, 656,839.38 and 323,180.68 is: 446,070.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,884.04 : 656,839.38 = 323,180.68 : x
  2. Step 2: Convert to fraction form
    475,884.04/656,839.38 = 323,180.68/x
  3. Step 3: Cross multiply
    475,884.04x = 656,839.38 × 323,180.68
  4. Step 4: Simplify right side
    475,884.04x = 212,277,797,479.18
  5. Step 5: Solve for x
    x = 212,277,797,479.18/475,884.04
  6. Step 6: Final answer
    x = 446,070.43

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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.