Home / 451,899.74-676,945.91-271,885.88

Finding the Fourth Proportional to 451,899.74, 676,945.91 and 271,885.88

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Solution

The fourth proportional to 451,899.74, 676,945.91 and 271,885.88 is: 407,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,899.74 : 676,945.91 = 271,885.88 : x
  2. Step 2: Convert to fraction form
    451,899.74/676,945.91 = 271,885.88/x
  3. Step 3: Cross multiply
    451,899.74x = 676,945.91 × 271,885.88
  4. Step 4: Simplify right side
    451,899.74x = 184,052,029,708.59
  5. Step 5: Solve for x
    x = 184,052,029,708.59/451,899.74
  6. Step 6: Final answer
    x = 407,285.10

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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.