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Finding the Fourth Proportional to 273,642.10, 410,463.15 and 236,244.40

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Solution

The fourth proportional to 273,642.10, 410,463.15 and 236,244.40 is: 354,366.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,642.10 : 410,463.15 = 236,244.40 : x
  2. Step 2: Convert to fraction form
    273,642.10/410,463.15 = 236,244.40/x
  3. Step 3: Cross multiply
    273,642.10x = 410,463.15 × 236,244.40
  4. Step 4: Simplify right side
    273,642.10x = 96,969,620,593.86
  5. Step 5: Solve for x
    x = 96,969,620,593.86/273,642.10
  6. Step 6: Final answer
    x = 354,366.60

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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.