Home / 451,096.50-676,432.82-261,610.70

Finding the Fourth Proportional to 451,096.50, 676,432.82 and 261,610.70

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Solution

The fourth proportional to 451,096.50, 676,432.82 and 261,610.70 is: 392,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,096.50 : 676,432.82 = 261,610.70 : x
  2. Step 2: Convert to fraction form
    451,096.50/676,432.82 = 261,610.70/x
  3. Step 3: Cross multiply
    451,096.50x = 676,432.82 × 261,610.70
  4. Step 4: Simplify right side
    451,096.50x = 176,962,063,543.17
  5. Step 5: Solve for x
    x = 176,962,063,543.17/451,096.50
  6. Step 6: Final answer
    x = 392,293.14

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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.