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Finding the Fourth Proportional to 475,549.87, 656,357.89 and 437,248.82

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Solution

The fourth proportional to 475,549.87, 656,357.89 and 437,248.82 is: 603,494.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,549.87 : 656,357.89 = 437,248.82 : x
  2. Step 2: Convert to fraction form
    475,549.87/656,357.89 = 437,248.82/x
  3. Step 3: Cross multiply
    475,549.87x = 656,357.89 × 437,248.82
  4. Step 4: Simplify right side
    475,549.87x = 286,991,710,711.52
  5. Step 5: Solve for x
    x = 286,991,710,711.52/475,549.87
  6. Step 6: Final answer
    x = 603,494.46

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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.