Home / 998,689.80-1,497,159.90-598,906.20

Finding the Fourth Proportional to 998,689.80, 1,497,159.90 and 598,906.20

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Solution

The fourth proportional to 998,689.80, 1,497,159.90 and 598,906.20 is: 897,834.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,689.80 : 1,497,159.90 = 598,906.20 : x
  2. Step 2: Convert to fraction form
    998,689.80/1,497,159.90 = 598,906.20/x
  3. Step 3: Cross multiply
    998,689.80x = 1,497,159.90 × 598,906.20
  4. Step 4: Simplify right side
    998,689.80x = 896,658,346,501.38
  5. Step 5: Solve for x
    x = 896,658,346,501.38/998,689.80
  6. Step 6: Final answer
    x = 897,834.69

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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.