Home / 998,699.60-1,498,049.40-333,851.60

Finding the Fourth Proportional to 998,699.60, 1,498,049.40 and 333,851.60

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Solution

The fourth proportional to 998,699.60, 1,498,049.40 and 333,851.60 is: 500,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,699.60 : 1,498,049.40 = 333,851.60 : x
  2. Step 2: Convert to fraction form
    998,699.60/1,498,049.40 = 333,851.60/x
  3. Step 3: Cross multiply
    998,699.60x = 1,498,049.40 × 333,851.60
  4. Step 4: Simplify right side
    998,699.60x = 500,126,189,069.04
  5. Step 5: Solve for x
    x = 500,126,189,069.04/998,699.60
  6. Step 6: Final answer
    x = 500,777.40

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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.