Home / 493,136.80-739,705.20-177,552.70

Finding the Fourth Proportional to 493,136.80, 739,705.20 and 177,552.70

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Solution

The fourth proportional to 493,136.80, 739,705.20 and 177,552.70 is: 266,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,136.80 : 739,705.20 = 177,552.70 : x
  2. Step 2: Convert to fraction form
    493,136.80/739,705.20 = 177,552.70/x
  3. Step 3: Cross multiply
    493,136.80x = 739,705.20 × 177,552.70
  4. Step 4: Simplify right side
    493,136.80x = 131,336,655,464.04
  5. Step 5: Solve for x
    x = 131,336,655,464.04/493,136.80
  6. Step 6: Final answer
    x = 266,329.05

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Similar ratio
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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.