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Finding the Fourth Proportional to 497,697.60, 746,546.40 and 371,726.40

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Solution

The fourth proportional to 497,697.60, 746,546.40 and 371,726.40 is: 557,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,697.60 : 746,546.40 = 371,726.40 : x
  2. Step 2: Convert to fraction form
    497,697.60/746,546.40 = 371,726.40/x
  3. Step 3: Cross multiply
    497,697.60x = 746,546.40 × 371,726.40
  4. Step 4: Simplify right side
    497,697.60x = 277,511,005,704.96
  5. Step 5: Solve for x
    x = 277,511,005,704.96/497,697.60
  6. Step 6: Final answer
    x = 557,589.60

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Similar ratio
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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.