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Finding the Fourth Proportional to 439,997.46, 660,185.84 and 237,553.37

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Solution

The fourth proportional to 439,997.46, 660,185.84 and 237,553.37 is: 356,432.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,997.46 : 660,185.84 = 237,553.37 : x
  2. Step 2: Convert to fraction form
    439,997.46/660,185.84 = 237,553.37/x
  3. Step 3: Cross multiply
    439,997.46x = 660,185.84 × 237,553.37
  4. Step 4: Simplify right side
    439,997.46x = 156,829,366,629.59
  5. Step 5: Solve for x
    x = 156,829,366,629.59/439,997.46
  6. Step 6: Final answer
    x = 356,432.44

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1.5x scale

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.