Home / 728,051.70-1,092,077.55-373,757.70

Finding the Fourth Proportional to 728,051.70, 1,092,077.55 and 373,757.70

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Solution

The fourth proportional to 728,051.70, 1,092,077.55 and 373,757.70 is: 560,636.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,051.70 : 1,092,077.55 = 373,757.70 : x
  2. Step 2: Convert to fraction form
    728,051.70/1,092,077.55 = 373,757.70/x
  3. Step 3: Cross multiply
    728,051.70x = 1,092,077.55 × 373,757.70
  4. Step 4: Simplify right side
    728,051.70x = 408,172,393,309.64
  5. Step 5: Solve for x
    x = 408,172,393,309.64/728,051.70
  6. Step 6: Final answer
    x = 560,636.55

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Similar ratio
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1.5x scale

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.