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Finding the Fourth Proportional to 277,240.66, 382,592.52 and 149,916.26

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Solution

The fourth proportional to 277,240.66, 382,592.52 and 149,916.26 is: 206,884.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,240.66 : 382,592.52 = 149,916.26 : x
  2. Step 2: Convert to fraction form
    277,240.66/382,592.52 = 149,916.26/x
  3. Step 3: Cross multiply
    277,240.66x = 382,592.52 × 149,916.26
  4. Step 4: Simplify right side
    277,240.66x = 57,356,839,702.38
  5. Step 5: Solve for x
    x = 57,356,839,702.38/277,240.66
  6. Step 6: Final answer
    x = 206,884.66

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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.