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Finding the Fourth Proportional to 378,544.76, 567,817.14 and 98,062

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Solution

The fourth proportional to 378,544.76, 567,817.14 and 98,062 is: 147,093

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,544.76 : 567,817.14 = 98,062 : x
  2. Step 2: Convert to fraction form
    378,544.76/567,817.14 = 98,062/x
  3. Step 3: Cross multiply
    378,544.76x = 567,817.14 × 98,062
  4. Step 4: Simplify right side
    378,544.76x = 55,681,284,382.68
  5. Step 5: Solve for x
    x = 55,681,284,382.68/378,544.76
  6. Step 6: Final answer
    x = 147,093

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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.