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Finding the Fourth Proportional to 544,059.70, 762,470.90 and 544,059.70

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Solution

The fourth proportional to 544,059.70, 762,470.90 and 544,059.70 is: 762,470.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,059.70 : 762,470.90 = 544,059.70 : x
  2. Step 2: Convert to fraction form
    544,059.70/762,470.90 = 544,059.70/x
  3. Step 3: Cross multiply
    544,059.70x = 762,470.90 × 544,059.70
  4. Step 4: Simplify right side
    544,059.70x = 414,829,689,112.73
  5. Step 5: Solve for x
    x = 414,829,689,112.73/544,059.70
  6. Step 6: Final answer
    x = 762,470.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.