Home / 998,701.80-1,498,052.70-333,767.40

Finding the Fourth Proportional to 998,701.80, 1,498,052.70 and 333,767.40

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Solution

The fourth proportional to 998,701.80, 1,498,052.70 and 333,767.40 is: 500,651.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,701.80 : 1,498,052.70 = 333,767.40 : x
  2. Step 2: Convert to fraction form
    998,701.80/1,498,052.70 = 333,767.40/x
  3. Step 3: Cross multiply
    998,701.80x = 1,498,052.70 × 333,767.40
  4. Step 4: Simplify right side
    998,701.80x = 500,001,154,741.98
  5. Step 5: Solve for x
    x = 500,001,154,741.98/998,701.80
  6. Step 6: Final answer
    x = 500,651.10

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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.