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Finding the Fourth Proportional to 335,249.46, 502,825.02 and 135,565.44

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Solution

The fourth proportional to 335,249.46, 502,825.02 and 135,565.44 is: 203,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,249.46 : 502,825.02 = 135,565.44 : x
  2. Step 2: Convert to fraction form
    335,249.46/502,825.02 = 135,565.44/x
  3. Step 3: Cross multiply
    335,249.46x = 502,825.02 × 135,565.44
  4. Step 4: Simplify right side
    335,249.46x = 68,165,695,079.31
  5. Step 5: Solve for x
    x = 68,165,695,079.31/335,249.46
  6. Step 6: Final answer
    x = 203,328.28

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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.