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Finding the Fourth Proportional to 277,452.92, 382,885.72 and 150,129.84

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Solution

The fourth proportional to 277,452.92, 382,885.72 and 150,129.84 is: 207,179.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,452.92 : 382,885.72 = 150,129.84 : x
  2. Step 2: Convert to fraction form
    277,452.92/382,885.72 = 150,129.84/x
  3. Step 3: Cross multiply
    277,452.92x = 382,885.72 × 150,129.84
  4. Step 4: Simplify right side
    277,452.92x = 57,482,571,881.88
  5. Step 5: Solve for x
    x = 57,482,571,881.88/277,452.92
  6. Step 6: Final answer
    x = 207,179.55

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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.