Home / 868,823.20-1,304,401.20-554,672.80

Finding the Fourth Proportional to 868,823.20, 1,304,401.20 and 554,672.80

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Solution

The fourth proportional to 868,823.20, 1,304,401.20 and 554,672.80 is: 832,753.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,823.20 : 1,304,401.20 = 554,672.80 : x
  2. Step 2: Convert to fraction form
    868,823.20/1,304,401.20 = 554,672.80/x
  3. Step 3: Cross multiply
    868,823.20x = 1,304,401.20 × 554,672.80
  4. Step 4: Simplify right side
    868,823.20x = 723,515,865,927.36
  5. Step 5: Solve for x
    x = 723,515,865,927.36/868,823.20
  6. Step 6: Final answer
    x = 832,753.85

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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.