Home / 987,354.40-1,481,031.60-566,672.80

Finding the Fourth Proportional to 987,354.40, 1,481,031.60 and 566,672.80

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Solution

The fourth proportional to 987,354.40, 1,481,031.60 and 566,672.80 is: 850,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,354.40 : 1,481,031.60 = 566,672.80 : x
  2. Step 2: Convert to fraction form
    987,354.40/1,481,031.60 = 566,672.80/x
  3. Step 3: Cross multiply
    987,354.40x = 1,481,031.60 × 566,672.80
  4. Step 4: Simplify right side
    987,354.40x = 839,260,323,660.48
  5. Step 5: Solve for x
    x = 839,260,323,660.48/987,354.40
  6. Step 6: Final answer
    x = 850,009.20

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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.