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Finding the Fourth Proportional to 594,391.68, 820,244.40 and 361,731.24

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Solution

The fourth proportional to 594,391.68, 820,244.40 and 361,731.24 is: 499,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,391.68 : 820,244.40 = 361,731.24 : x
  2. Step 2: Convert to fraction form
    594,391.68/820,244.40 = 361,731.24/x
  3. Step 3: Cross multiply
    594,391.68x = 820,244.40 × 361,731.24
  4. Step 4: Simplify right side
    594,391.68x = 296,708,023,915.06
  5. Step 5: Solve for x
    x = 296,708,023,915.06/594,391.68
  6. Step 6: Final answer
    x = 499,179.30

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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.