Home / 497,747.60-746,624.10-123,770.60

Finding the Fourth Proportional to 497,747.60, 746,624.10 and 123,770.60

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Solution

The fourth proportional to 497,747.60, 746,624.10 and 123,770.60 is: 185,656.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,747.60 : 746,624.10 = 123,770.60 : x
  2. Step 2: Convert to fraction form
    497,747.60/746,624.10 = 123,770.60/x
  3. Step 3: Cross multiply
    497,747.60x = 746,624.10 × 123,770.60
  4. Step 4: Simplify right side
    497,747.60x = 92,410,112,831.46
  5. Step 5: Solve for x
    x = 92,410,112,831.46/497,747.60
  6. Step 6: Final answer
    x = 185,656.57

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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.