Home / 589,584.58-813,655.56-331,542.73

Finding the Fourth Proportional to 589,584.58, 813,655.56 and 331,542.73

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Solution

The fourth proportional to 589,584.58, 813,655.56 and 331,542.73 is: 457,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,584.58 : 813,655.56 = 331,542.73 : x
  2. Step 2: Convert to fraction form
    589,584.58/813,655.56 = 331,542.73/x
  3. Step 3: Cross multiply
    589,584.58x = 813,655.56 × 331,542.73
  4. Step 4: Simplify right side
    589,584.58x = 269,761,585,642.08
  5. Step 5: Solve for x
    x = 269,761,585,642.08/589,584.58
  6. Step 6: Final answer
    x = 457,545.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.