Home / 328,882.06-493,279.27-104,265.20

Finding the Fourth Proportional to 328,882.06, 493,279.27 and 104,265.20

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Solution

The fourth proportional to 328,882.06, 493,279.27 and 104,265.20 is: 156,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,882.06 : 493,279.27 = 104,265.20 : x
  2. Step 2: Convert to fraction form
    328,882.06/493,279.27 = 104,265.20/x
  3. Step 3: Cross multiply
    328,882.06x = 493,279.27 × 104,265.20
  4. Step 4: Simplify right side
    328,882.06x = 51,431,863,408.61
  5. Step 5: Solve for x
    x = 51,431,863,408.61/328,882.06
  6. Step 6: Final answer
    x = 156,383.91

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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.