Home / 998,544.20-1,497,816.30-947,222.60

Finding the Fourth Proportional to 998,544.20, 1,497,816.30 and 947,222.60

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Solution

The fourth proportional to 998,544.20, 1,497,816.30 and 947,222.60 is: 1,420,833.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,544.20 : 1,497,816.30 = 947,222.60 : x
  2. Step 2: Convert to fraction form
    998,544.20/1,497,816.30 = 947,222.60/x
  3. Step 3: Cross multiply
    998,544.20x = 1,497,816.30 × 947,222.60
  4. Step 4: Simplify right side
    998,544.20x = 1,418,765,450,008.38
  5. Step 5: Solve for x
    x = 1,418,765,450,008.38/998,544.20
  6. Step 6: Final answer
    x = 1,420,833.90

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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.