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Finding the Fourth Proportional to 277,659.48, 383,170.86 and 150,334.68

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Solution

The fourth proportional to 277,659.48, 383,170.86 and 150,334.68 is: 207,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,659.48 : 383,170.86 = 150,334.68 : x
  2. Step 2: Convert to fraction form
    277,659.48/383,170.86 = 150,334.68/x
  3. Step 3: Cross multiply
    277,659.48x = 383,170.86 × 150,334.68
  4. Step 4: Simplify right side
    277,659.48x = 57,603,868,623.42
  5. Step 5: Solve for x
    x = 57,603,868,623.42/277,659.48
  6. Step 6: Final answer
    x = 207,462.28

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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.