Home / 998,250.17-1,377,585.20-539,364.87

Finding the Fourth Proportional to 998,250.17, 1,377,585.20 and 539,364.87

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Solution

The fourth proportional to 998,250.17, 1,377,585.20 and 539,364.87 is: 744,323.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,250.17 : 1,377,585.20 = 539,364.87 : x
  2. Step 2: Convert to fraction form
    998,250.17/1,377,585.20 = 539,364.87/x
  3. Step 3: Cross multiply
    998,250.17x = 1,377,585.20 × 539,364.87
  4. Step 4: Simplify right side
    998,250.17x = 743,021,059,615.10
  5. Step 5: Solve for x
    x = 743,021,059,615.10/998,250.17
  6. Step 6: Final answer
    x = 744,323.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.