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Finding the Fourth Proportional to 557,003.66, 835,612.92 and 237,149.69

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Solution

The fourth proportional to 557,003.66, 835,612.92 and 237,149.69 is: 355,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,003.66 : 835,612.92 = 237,149.69 : x
  2. Step 2: Convert to fraction form
    557,003.66/835,612.92 = 237,149.69/x
  3. Step 3: Cross multiply
    557,003.66x = 835,612.92 × 237,149.69
  4. Step 4: Simplify right side
    557,003.66x = 198,165,340,759.93
  5. Step 5: Solve for x
    x = 198,165,340,759.93/557,003.66
  6. Step 6: Final answer
    x = 355,770.27

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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.