Home / 998,560.80-1,497,841.20-367,927.20

Finding the Fourth Proportional to 998,560.80, 1,497,841.20 and 367,927.20

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Solution

The fourth proportional to 998,560.80, 1,497,841.20 and 367,927.20 is: 551,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,560.80 : 1,497,841.20 = 367,927.20 : x
  2. Step 2: Convert to fraction form
    998,560.80/1,497,841.20 = 367,927.20/x
  3. Step 3: Cross multiply
    998,560.80x = 1,497,841.20 × 367,927.20
  4. Step 4: Simplify right side
    998,560.80x = 551,096,518,760.64
  5. Step 5: Solve for x
    x = 551,096,518,760.64/998,560.80
  6. Step 6: Final answer
    x = 551,890.80

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Double scale
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Similar ratio
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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.