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Finding the Fourth Proportional to 588,052.80, 811,695.60 and 467,408.16

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Solution

The fourth proportional to 588,052.80, 811,695.60 and 467,408.16 is: 645,168.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,052.80 : 811,695.60 = 467,408.16 : x
  2. Step 2: Convert to fraction form
    588,052.80/811,695.60 = 467,408.16/x
  3. Step 3: Cross multiply
    588,052.80x = 811,695.60 × 467,408.16
  4. Step 4: Simplify right side
    588,052.80x = 379,393,146,876.10
  5. Step 5: Solve for x
    x = 379,393,146,876.10/588,052.80
  6. Step 6: Final answer
    x = 645,168.51

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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.