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Finding the Fourth Proportional to 273,310.10, 409,965.15 and 236,446.10

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Solution

The fourth proportional to 273,310.10, 409,965.15 and 236,446.10 is: 354,669.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,310.10 : 409,965.15 = 236,446.10 : x
  2. Step 2: Convert to fraction form
    273,310.10/409,965.15 = 236,446.10/x
  3. Step 3: Cross multiply
    273,310.10x = 409,965.15 × 236,446.10
  4. Step 4: Simplify right side
    273,310.10x = 96,934,660,853.42
  5. Step 5: Solve for x
    x = 96,934,660,853.42/273,310.10
  6. Step 6: Final answer
    x = 354,669.15

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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.