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Finding the Fourth Proportional to 341,744.58, 512,617.05 and 89,024.40

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Solution

The fourth proportional to 341,744.58, 512,617.05 and 89,024.40 is: 133,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,744.58 : 512,617.05 = 89,024.40 : x
  2. Step 2: Convert to fraction form
    341,744.58/512,617.05 = 89,024.40/x
  3. Step 3: Cross multiply
    341,744.58x = 512,617.05 × 89,024.40
  4. Step 4: Simplify right side
    341,744.58x = 45,635,425,306.02
  5. Step 5: Solve for x
    x = 45,635,425,306.02/341,744.58
  6. Step 6: Final answer
    x = 133,536.65

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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.