Home / 984,310.80-1,476,466.20-665,446.20

Finding the Fourth Proportional to 984,310.80, 1,476,466.20 and 665,446.20

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Solution

The fourth proportional to 984,310.80, 1,476,466.20 and 665,446.20 is: 998,169.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,310.80 : 1,476,466.20 = 665,446.20 : x
  2. Step 2: Convert to fraction form
    984,310.80/1,476,466.20 = 665,446.20/x
  3. Step 3: Cross multiply
    984,310.80x = 1,476,466.20 × 665,446.20
  4. Step 4: Simplify right side
    984,310.80x = 982,508,822,218.44
  5. Step 5: Solve for x
    x = 982,508,822,218.44/984,310.80
  6. Step 6: Final answer
    x = 998,169.30

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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.