Home / 650,904.11-976,512.06-271,613.86

Finding the Fourth Proportional to 650,904.11, 976,512.06 and 271,613.86

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Solution

The fourth proportional to 650,904.11, 976,512.06 and 271,613.86 is: 407,485.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,904.11 : 976,512.06 = 271,613.86 : x
  2. Step 2: Convert to fraction form
    650,904.11/976,512.06 = 271,613.86/x
  3. Step 3: Cross multiply
    650,904.11x = 976,512.06 × 271,613.86
  4. Step 4: Simplify right side
    650,904.11x = 265,234,203,712.52
  5. Step 5: Solve for x
    x = 265,234,203,712.52/650,904.11
  6. Step 6: Final answer
    x = 407,485.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.