Home / 998,827.28-1,498,254.76-324,912.11

Finding the Fourth Proportional to 998,827.28, 1,498,254.76 and 324,912.11

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Solution

The fourth proportional to 998,827.28, 1,498,254.76 and 324,912.11 is: 487,372.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,827.28 : 1,498,254.76 = 324,912.11 : x
  2. Step 2: Convert to fraction form
    998,827.28/1,498,254.76 = 324,912.11/x
  3. Step 3: Cross multiply
    998,827.28x = 1,498,254.76 × 324,912.11
  4. Step 4: Simplify right side
    998,827.28x = 486,801,114,904.06
  5. Step 5: Solve for x
    x = 486,801,114,904.06/998,827.28
  6. Step 6: Final answer
    x = 487,372.66

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1.5x scale

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.