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Finding the Fourth Proportional to 337,514.78, 506,272.67 and 137,835.18

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Solution

The fourth proportional to 337,514.78, 506,272.67 and 137,835.18 is: 206,752.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,514.78 : 506,272.67 = 137,835.18 : x
  2. Step 2: Convert to fraction form
    337,514.78/506,272.67 = 137,835.18/x
  3. Step 3: Cross multiply
    337,514.78x = 506,272.67 × 137,835.18
  4. Step 4: Simplify right side
    337,514.78x = 69,782,184,426.24
  5. Step 5: Solve for x
    x = 69,782,184,426.24/337,514.78
  6. Step 6: Final answer
    x = 206,752.97

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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.