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Finding the Fourth Proportional to 437,892.68, 603,972.76 and 334,759.96

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Solution

The fourth proportional to 437,892.68, 603,972.76 and 334,759.96 is: 461,724.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,892.68 : 603,972.76 = 334,759.96 : x
  2. Step 2: Convert to fraction form
    437,892.68/603,972.76 = 334,759.96/x
  3. Step 3: Cross multiply
    437,892.68x = 603,972.76 × 334,759.96
  4. Step 4: Simplify right side
    437,892.68x = 202,185,896,978.69
  5. Step 5: Solve for x
    x = 202,185,896,978.69/437,892.68
  6. Step 6: Final answer
    x = 461,724.77

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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.