Home / 676,377.15-1,014,085.19-339,174.56

Finding the Fourth Proportional to 676,377.15, 1,014,085.19 and 339,174.56

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Solution

The fourth proportional to 676,377.15, 1,014,085.19 and 339,174.56 is: 508,520.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,377.15 : 1,014,085.19 = 339,174.56 : x
  2. Step 2: Convert to fraction form
    676,377.15/1,014,085.19 = 339,174.56/x
  3. Step 3: Cross multiply
    676,377.15x = 1,014,085.19 × 339,174.56
  4. Step 4: Simplify right side
    676,377.15x = 343,951,891,354.47
  5. Step 5: Solve for x
    x = 343,951,891,354.47/676,377.15
  6. Step 6: Final answer
    x = 508,520.86

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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.