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Finding the Fourth Proportional to 277,425.29, 416,039.45 and 99,884.63

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Solution

The fourth proportional to 277,425.29, 416,039.45 and 99,884.63 is: 149,791.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,425.29 : 416,039.45 = 99,884.63 : x
  2. Step 2: Convert to fraction form
    277,425.29/416,039.45 = 99,884.63/x
  3. Step 3: Cross multiply
    277,425.29x = 416,039.45 × 99,884.63
  4. Step 4: Simplify right side
    277,425.29x = 41,555,943,949.03
  5. Step 5: Solve for x
    x = 41,555,943,949.03/277,425.29
  6. Step 6: Final answer
    x = 149,791.48

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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.