Home / 997,951.01-1,377,172.90-539,065.56

Finding the Fourth Proportional to 997,951.01, 1,377,172.90 and 539,065.56

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Solution

The fourth proportional to 997,951.01, 1,377,172.90 and 539,065.56 is: 743,910.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,951.01 : 1,377,172.90 = 539,065.56 : x
  2. Step 2: Convert to fraction form
    997,951.01/1,377,172.90 = 539,065.56/x
  3. Step 3: Cross multiply
    997,951.01x = 1,377,172.90 × 539,065.56
  4. Step 4: Simplify right side
    997,951.01x = 742,386,472,321.80
  5. Step 5: Solve for x
    x = 742,386,472,321.80/997,951.01
  6. Step 6: Final answer
    x = 743,910.74

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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.