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Finding the Fourth Proportional to 350,317.93, 482,932.79 and 249,540.97

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Solution

The fourth proportional to 350,317.93, 482,932.79 and 249,540.97 is: 344,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,317.93 : 482,932.79 = 249,540.97 : x
  2. Step 2: Convert to fraction form
    350,317.93/482,932.79 = 249,540.97/x
  3. Step 3: Cross multiply
    350,317.93x = 482,932.79 × 249,540.97
  4. Step 4: Simplify right side
    350,317.93x = 120,511,515,613.70
  5. Step 5: Solve for x
    x = 120,511,515,613.70/350,317.93
  6. Step 6: Final answer
    x = 344,006.13

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1.5x scale

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.