Home / 558,756.60-838,162.56-159,456.18

Finding the Fourth Proportional to 558,756.60, 838,162.56 and 159,456.18

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Solution

The fourth proportional to 558,756.60, 838,162.56 and 159,456.18 is: 239,192.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,756.60 : 838,162.56 = 159,456.18 : x
  2. Step 2: Convert to fraction form
    558,756.60/838,162.56 = 159,456.18/x
  3. Step 3: Cross multiply
    558,756.60x = 838,162.56 × 159,456.18
  4. Step 4: Simplify right side
    558,756.60x = 133,650,200,036.62
  5. Step 5: Solve for x
    x = 133,650,200,036.62/558,756.60
  6. Step 6: Final answer
    x = 239,192.16

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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.