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Finding the Fourth Proportional to 497,687.70, 746,531.55 and 248,855.70

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Solution

The fourth proportional to 497,687.70, 746,531.55 and 248,855.70 is: 373,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,687.70 : 746,531.55 = 248,855.70 : x
  2. Step 2: Convert to fraction form
    497,687.70/746,531.55 = 248,855.70/x
  3. Step 3: Cross multiply
    497,687.70x = 746,531.55 × 248,855.70
  4. Step 4: Simplify right side
    497,687.70x = 185,778,631,447.34
  5. Step 5: Solve for x
    x = 185,778,631,447.34/497,687.70
  6. Step 6: Final answer
    x = 373,283.55

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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.