Home / 609,372.20-914,143.35-254,304.83

Finding the Fourth Proportional to 609,372.20, 914,143.35 and 254,304.83

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Solution

The fourth proportional to 609,372.20, 914,143.35 and 254,304.83 is: 381,492.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,372.20 : 914,143.35 = 254,304.83 : x
  2. Step 2: Convert to fraction form
    609,372.20/914,143.35 = 254,304.83/x
  3. Step 3: Cross multiply
    609,372.20x = 914,143.35 × 254,304.83
  4. Step 4: Simplify right side
    609,372.20x = 232,471,069,217.38
  5. Step 5: Solve for x
    x = 232,471,069,217.38/609,372.20
  6. Step 6: Final answer
    x = 381,492.74

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Double scale
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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.