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Finding the Fourth Proportional to 497,752.56, 746,631.82 and 123,775.56

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Solution

The fourth proportional to 497,752.56, 746,631.82 and 123,775.56 is: 185,664.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,752.56 : 746,631.82 = 123,775.56 : x
  2. Step 2: Convert to fraction form
    497,752.56/746,631.82 = 123,775.56/x
  3. Step 3: Cross multiply
    497,752.56x = 746,631.82 × 123,775.56
  4. Step 4: Simplify right side
    497,752.56x = 92,414,771,634.32
  5. Step 5: Solve for x
    x = 92,414,771,634.32/497,752.56
  6. Step 6: Final answer
    x = 185,664.08

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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.