Home / 616,766.31-851,170.01-375,008.85

Finding the Fourth Proportional to 616,766.31, 851,170.01 and 375,008.85

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Solution

The fourth proportional to 616,766.31, 851,170.01 and 375,008.85 is: 517,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,766.31 : 851,170.01 = 375,008.85 : x
  2. Step 2: Convert to fraction form
    616,766.31/851,170.01 = 375,008.85/x
  3. Step 3: Cross multiply
    616,766.31x = 851,170.01 × 375,008.85
  4. Step 4: Simplify right side
    616,766.31x = 319,196,284,729.54
  5. Step 5: Solve for x
    x = 319,196,284,729.54/616,766.31
  6. Step 6: Final answer
    x = 517,531.97

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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.