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Finding the Fourth Proportional to 277,447.40, 382,876.44 and 150,122.44

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Solution

The fourth proportional to 277,447.40, 382,876.44 and 150,122.44 is: 207,168.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,447.40 : 382,876.44 = 150,122.44 : x
  2. Step 2: Convert to fraction form
    277,447.40/382,876.44 = 150,122.44/x
  3. Step 3: Cross multiply
    277,447.40x = 382,876.44 × 150,122.44
  4. Step 4: Simplify right side
    277,447.40x = 57,478,345,391.31
  5. Step 5: Solve for x
    x = 57,478,345,391.31/277,447.40
  6. Step 6: Final answer
    x = 207,168.44

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1.5x scale

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.