Home / 656,257.29-984,407.13-206,982.42

Finding the Fourth Proportional to 656,257.29, 984,407.13 and 206,982.42

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Solution

The fourth proportional to 656,257.29, 984,407.13 and 206,982.42 is: 310,480.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,257.29 : 984,407.13 = 206,982.42 : x
  2. Step 2: Convert to fraction form
    656,257.29/984,407.13 = 206,982.42/x
  3. Step 3: Cross multiply
    656,257.29x = 984,407.13 × 206,982.42
  4. Step 4: Simplify right side
    656,257.29x = 203,754,970,032.66
  5. Step 5: Solve for x
    x = 203,754,970,032.66/656,257.29
  6. Step 6: Final answer
    x = 310,480.31

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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.