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Finding the Fourth Proportional to 277,521.98, 382,979.66 and 150,197.66

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Solution

The fourth proportional to 277,521.98, 382,979.66 and 150,197.66 is: 207,272.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,521.98 : 382,979.66 = 150,197.66 : x
  2. Step 2: Convert to fraction form
    277,521.98/382,979.66 = 150,197.66/x
  3. Step 3: Cross multiply
    277,521.98x = 382,979.66 × 150,197.66
  4. Step 4: Simplify right side
    277,521.98x = 57,522,648,759.60
  5. Step 5: Solve for x
    x = 57,522,648,759.60/277,521.98
  6. Step 6: Final answer
    x = 207,272.41

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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.