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Finding the Fourth Proportional to 296,951.36, 409,696.56 and 167,877.36

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Solution

The fourth proportional to 296,951.36, 409,696.56 and 167,877.36 is: 231,616.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,951.36 : 409,696.56 = 167,877.36 : x
  2. Step 2: Convert to fraction form
    296,951.36/409,696.56 = 167,877.36/x
  3. Step 3: Cross multiply
    296,951.36x = 409,696.56 × 167,877.36
  4. Step 4: Simplify right side
    296,951.36x = 68,778,776,893.88
  5. Step 5: Solve for x
    x = 68,778,776,893.88/296,951.36
  6. Step 6: Final answer
    x = 231,616.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.