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Finding the Fourth Proportional to 475,534.40, 656,446.88 and 332,854.52

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Solution

The fourth proportional to 475,534.40, 656,446.88 and 332,854.52 is: 459,485.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,534.40 : 656,446.88 = 332,854.52 : x
  2. Step 2: Convert to fraction form
    475,534.40/656,446.88 = 332,854.52/x
  3. Step 3: Cross multiply
    475,534.40x = 656,446.88 × 332,854.52
  4. Step 4: Simplify right side
    475,534.40x = 218,501,308,697.80
  5. Step 5: Solve for x
    x = 218,501,308,697.80/475,534.40
  6. Step 6: Final answer
    x = 459,485.81

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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.