Home / 451,821.25-676,809.21-252,247.92

Finding the Fourth Proportional to 451,821.25, 676,809.21 and 252,247.92

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Solution

The fourth proportional to 451,821.25, 676,809.21 and 252,247.92 is: 377,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,821.25 : 676,809.21 = 252,247.92 : x
  2. Step 2: Convert to fraction form
    451,821.25/676,809.21 = 252,247.92/x
  3. Step 3: Cross multiply
    451,821.25x = 676,809.21 × 252,247.92
  4. Step 4: Simplify right side
    451,821.25x = 170,723,715,459.34
  5. Step 5: Solve for x
    x = 170,723,715,459.34/451,821.25
  6. Step 6: Final answer
    x = 377,856.76

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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.