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Finding the Fourth Proportional to 362,791.50, 544,974.56 and 306,744.15

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Solution

The fourth proportional to 362,791.50, 544,974.56 and 306,744.15 is: 460,781.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,791.50 : 544,974.56 = 306,744.15 : x
  2. Step 2: Convert to fraction form
    362,791.50/544,974.56 = 306,744.15/x
  3. Step 3: Cross multiply
    362,791.50x = 544,974.56 × 306,744.15
  4. Step 4: Simplify right side
    362,791.50x = 167,167,758,178.82
  5. Step 5: Solve for x
    x = 167,167,758,178.82/362,791.50
  6. Step 6: Final answer
    x = 460,781.90

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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.