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Finding the Fourth Proportional to 344,165.28, 515,575.80 and 225,476.16

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Solution

The fourth proportional to 344,165.28, 515,575.80 and 225,476.16 is: 337,773.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,165.28 : 515,575.80 = 225,476.16 : x
  2. Step 2: Convert to fraction form
    344,165.28/515,575.80 = 225,476.16/x
  3. Step 3: Cross multiply
    344,165.28x = 515,575.80 × 225,476.16
  4. Step 4: Simplify right side
    344,165.28x = 116,250,051,572.93
  5. Step 5: Solve for x
    x = 116,250,051,572.93/344,165.28
  6. Step 6: Final answer
    x = 337,773.91

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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.