Home / 622,198.24-933,853.68-318,799.38

Finding the Fourth Proportional to 622,198.24, 933,853.68 and 318,799.38

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Solution

The fourth proportional to 622,198.24, 933,853.68 and 318,799.38 is: 478,484.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,198.24 : 933,853.68 = 318,799.38 : x
  2. Step 2: Convert to fraction form
    622,198.24/933,853.68 = 318,799.38/x
  3. Step 3: Cross multiply
    622,198.24x = 933,853.68 × 318,799.38
  4. Step 4: Simplify right side
    622,198.24x = 297,711,974,194.72
  5. Step 5: Solve for x
    x = 297,711,974,194.72/622,198.24
  6. Step 6: Final answer
    x = 478,484.11

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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.