Home / 558,834.20-838,283.70-159,504.20

Finding the Fourth Proportional to 558,834.20, 838,283.70 and 159,504.20

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Solution

The fourth proportional to 558,834.20, 838,283.70 and 159,504.20 is: 239,265.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,834.20 : 838,283.70 = 159,504.20 : x
  2. Step 2: Convert to fraction form
    558,834.20/838,283.70 = 159,504.20/x
  3. Step 3: Cross multiply
    558,834.20x = 838,283.70 × 159,504.20
  4. Step 4: Simplify right side
    558,834.20x = 133,709,770,941.54
  5. Step 5: Solve for x
    x = 133,709,770,941.54/558,834.20
  6. Step 6: Final answer
    x = 239,265.55

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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.