Home / 558,821.28-838,239.62-159,461.93

Finding the Fourth Proportional to 558,821.28, 838,239.62 and 159,461.93

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Solution

The fourth proportional to 558,821.28, 838,239.62 and 159,461.93 is: 239,195.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,821.28 : 838,239.62 = 159,461.93 : x
  2. Step 2: Convert to fraction form
    558,821.28/838,239.62 = 159,461.93/x
  3. Step 3: Cross multiply
    558,821.28x = 838,239.62 × 159,461.93
  4. Step 4: Simplify right side
    558,821.28x = 133,667,302,619.16
  5. Step 5: Solve for x
    x = 133,667,302,619.16/558,821.28
  6. Step 6: Final answer
    x = 239,195.08

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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.