Home / 987,288.60-1,480,932.90-566,218.20

Finding the Fourth Proportional to 987,288.60, 1,480,932.90 and 566,218.20

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Solution

The fourth proportional to 987,288.60, 1,480,932.90 and 566,218.20 is: 849,327.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,288.60 : 1,480,932.90 = 566,218.20 : x
  2. Step 2: Convert to fraction form
    987,288.60/1,480,932.90 = 566,218.20/x
  3. Step 3: Cross multiply
    987,288.60x = 1,480,932.90 × 566,218.20
  4. Step 4: Simplify right side
    987,288.60x = 838,531,160,958.78
  5. Step 5: Solve for x
    x = 838,531,160,958.78/987,288.60
  6. Step 6: Final answer
    x = 849,327.30

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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.