Home / 426,452.38-588,257.55-275,549.38

Finding the Fourth Proportional to 426,452.38, 588,257.55 and 275,549.38

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Solution

The fourth proportional to 426,452.38, 588,257.55 and 275,549.38 is: 380,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,452.38 : 588,257.55 = 275,549.38 : x
  2. Step 2: Convert to fraction form
    426,452.38/588,257.55 = 275,549.38/x
  3. Step 3: Cross multiply
    426,452.38x = 588,257.55 × 275,549.38
  4. Step 4: Simplify right side
    426,452.38x = 162,094,001,712.18
  5. Step 5: Solve for x
    x = 162,094,001,712.18/426,452.38
  6. Step 6: Final answer
    x = 380,098.72

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1.5x scale

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.