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Finding the Fourth Proportional to 497,182.11, 746,100.04 and 272,699.88

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Solution

The fourth proportional to 497,182.11, 746,100.04 and 272,699.88 is: 409,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,182.11 : 746,100.04 = 272,699.88 : x
  2. Step 2: Convert to fraction form
    497,182.11/746,100.04 = 272,699.88/x
  3. Step 3: Cross multiply
    497,182.11x = 746,100.04 × 272,699.88
  4. Step 4: Simplify right side
    497,182.11x = 203,461,391,376.00
  5. Step 5: Solve for x
    x = 203,461,391,376.00/497,182.11
  6. Step 6: Final answer
    x = 409,229.11

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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.