Home / 558,933.84-838,428.77-159,633.43

Finding the Fourth Proportional to 558,933.84, 838,428.77 and 159,633.43

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Solution

The fourth proportional to 558,933.84, 838,428.77 and 159,633.43 is: 239,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,933.84 : 838,428.77 = 159,633.43 : x
  2. Step 2: Convert to fraction form
    558,933.84/838,428.77 = 159,633.43/x
  3. Step 3: Cross multiply
    558,933.84x = 838,428.77 × 159,633.43
  4. Step 4: Simplify right side
    558,933.84x = 133,841,258,668.79
  5. Step 5: Solve for x
    x = 133,841,258,668.79/558,933.84
  6. Step 6: Final answer
    x = 239,458.14

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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.