Home / 277,531.86-382,995.10-150,207.42

Finding the Fourth Proportional to 277,531.86, 382,995.10 and 150,207.42

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Solution

The fourth proportional to 277,531.86, 382,995.10 and 150,207.42 is: 207,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,531.86 : 382,995.10 = 150,207.42 : x
  2. Step 2: Convert to fraction form
    277,531.86/382,995.10 = 150,207.42/x
  3. Step 3: Cross multiply
    277,531.86x = 382,995.10 × 150,207.42
  4. Step 4: Simplify right side
    277,531.86x = 57,528,705,843.64
  5. Step 5: Solve for x
    x = 57,528,705,843.64/277,531.86
  6. Step 6: Final answer
    x = 207,286.85

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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.