Home / 493,116.30-739,966.05-177,532.20

Finding the Fourth Proportional to 493,116.30, 739,966.05 and 177,532.20

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Solution

The fourth proportional to 493,116.30, 739,966.05 and 177,532.20 is: 266,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,116.30 : 739,966.05 = 177,532.20 : x
  2. Step 2: Convert to fraction form
    493,116.30/739,966.05 = 177,532.20/x
  3. Step 3: Cross multiply
    493,116.30x = 739,966.05 × 177,532.20
  4. Step 4: Simplify right side
    493,116.30x = 131,367,800,781.81
  5. Step 5: Solve for x
    x = 131,367,800,781.81/493,116.30
  6. Step 6: Final answer
    x = 266,403.28

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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.