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Finding the Fourth Proportional to 497,349.59, 746,244.90 and 260,636.00

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Solution

The fourth proportional to 497,349.59, 746,244.90 and 260,636.00 is: 391,069.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,349.59 : 746,244.90 = 260,636.00 : x
  2. Step 2: Convert to fraction form
    497,349.59/746,244.90 = 260,636.00/x
  3. Step 3: Cross multiply
    497,349.59x = 746,244.90 × 260,636.00
  4. Step 4: Simplify right side
    497,349.59x = 194,498,282,025.18
  5. Step 5: Solve for x
    x = 194,498,282,025.18/497,349.59
  6. Step 6: Final answer
    x = 391,069.56

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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.