Home / 728,052.70-1,092,079.05-373,758.70

Finding the Fourth Proportional to 728,052.70, 1,092,079.05 and 373,758.70

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Solution

The fourth proportional to 728,052.70, 1,092,079.05 and 373,758.70 is: 560,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,052.70 : 1,092,079.05 = 373,758.70 : x
  2. Step 2: Convert to fraction form
    728,052.70/1,092,079.05 = 373,758.70/x
  3. Step 3: Cross multiply
    728,052.70x = 1,092,079.05 × 373,758.70
  4. Step 4: Simplify right side
    728,052.70x = 408,174,046,025.24
  5. Step 5: Solve for x
    x = 408,174,046,025.24/728,052.70
  6. Step 6: Final answer
    x = 560,638.05

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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.