Home / 655,242.28-982,862.58-206,002.36

Finding the Fourth Proportional to 655,242.28, 982,862.58 and 206,002.36

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Solution

The fourth proportional to 655,242.28, 982,862.58 and 206,002.36 is: 309,003.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,242.28 : 982,862.58 = 206,002.36 : x
  2. Step 2: Convert to fraction form
    655,242.28/982,862.58 = 206,002.36/x
  3. Step 3: Cross multiply
    655,242.28x = 982,862.58 × 206,002.36
  4. Step 4: Simplify right side
    655,242.28x = 202,472,011,035.69
  5. Step 5: Solve for x
    x = 202,472,011,035.69/655,242.28
  6. Step 6: Final answer
    x = 309,003.28

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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.