Home / 298,965.20-448,445.88-88,604.24

Finding the Fourth Proportional to 298,965.20, 448,445.88 and 88,604.24

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Solution

The fourth proportional to 298,965.20, 448,445.88 and 88,604.24 is: 132,905.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,965.20 : 448,445.88 = 88,604.24 : x
  2. Step 2: Convert to fraction form
    298,965.20/448,445.88 = 88,604.24/x
  3. Step 3: Cross multiply
    298,965.20x = 448,445.88 × 88,604.24
  4. Step 4: Simplify right side
    298,965.20x = 39,734,206,378.53
  5. Step 5: Solve for x
    x = 39,734,206,378.53/298,965.20
  6. Step 6: Final answer
    x = 132,905.79

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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.