Home / 998,997.59-1,498,366.53-399,964.62

Finding the Fourth Proportional to 998,997.59, 1,498,366.53 and 399,964.62

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Solution

The fourth proportional to 998,997.59, 1,498,366.53 and 399,964.62 is: 599,894.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,997.59 : 1,498,366.53 = 399,964.62 : x
  2. Step 2: Convert to fraction form
    998,997.59/1,498,366.53 = 399,964.62/x
  3. Step 3: Cross multiply
    998,997.59x = 1,498,366.53 × 399,964.62
  4. Step 4: Simplify right side
    998,997.59x = 599,293,599,792.17
  5. Step 5: Solve for x
    x = 599,293,599,792.17/998,997.59
  6. Step 6: Final answer
    x = 599,894.94

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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.