Home / 668,839.30-1,002,092.55-563,863.30

Finding the Fourth Proportional to 668,839.30, 1,002,092.55 and 563,863.30

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Solution

The fourth proportional to 668,839.30, 1,002,092.55 and 563,863.30 is: 844,811.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,839.30 : 1,002,092.55 = 563,863.30 : x
  2. Step 2: Convert to fraction form
    668,839.30/1,002,092.55 = 563,863.30/x
  3. Step 3: Cross multiply
    668,839.30x = 1,002,092.55 × 563,863.30
  4. Step 4: Simplify right side
    668,839.30x = 565,043,212,148.42
  5. Step 5: Solve for x
    x = 565,043,212,148.42/668,839.30
  6. Step 6: Final answer
    x = 844,811.62

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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.