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Finding the Fourth Proportional to 453,025.69, 680,063.48 and 243,073.69

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Solution

The fourth proportional to 453,025.69, 680,063.48 and 243,073.69 is: 364,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,025.69 : 680,063.48 = 243,073.69 : x
  2. Step 2: Convert to fraction form
    453,025.69/680,063.48 = 243,073.69/x
  3. Step 3: Cross multiply
    453,025.69x = 680,063.48 × 243,073.69
  4. Step 4: Simplify right side
    453,025.69x = 165,305,539,517.84
  5. Step 5: Solve for x
    x = 165,305,539,517.84/453,025.69
  6. Step 6: Final answer
    x = 364,892.20

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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.