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Finding the Fourth Proportional to 539,791.51, 809,249.78 and 224,484.43

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Solution

The fourth proportional to 539,791.51, 809,249.78 and 224,484.43 is: 336,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,791.51 : 809,249.78 = 224,484.43 : x
  2. Step 2: Convert to fraction form
    539,791.51/809,249.78 = 224,484.43/x
  3. Step 3: Cross multiply
    539,791.51x = 809,249.78 × 224,484.43
  4. Step 4: Simplify right side
    539,791.51x = 181,663,974,468.50
  5. Step 5: Solve for x
    x = 181,663,974,468.50/539,791.51
  6. Step 6: Final answer
    x = 336,544.70

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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.