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Finding the Fourth Proportional to 376,286.72, 564,410.56 and 95,786.88

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Solution

The fourth proportional to 376,286.72, 564,410.56 and 95,786.88 is: 143,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,286.72 : 564,410.56 = 95,786.88 : x
  2. Step 2: Convert to fraction form
    376,286.72/564,410.56 = 95,786.88/x
  3. Step 3: Cross multiply
    376,286.72x = 564,410.56 × 95,786.88
  4. Step 4: Simplify right side
    376,286.72x = 54,063,126,581.45
  5. Step 5: Solve for x
    x = 54,063,126,581.45/376,286.72
  6. Step 6: Final answer
    x = 143,675.35

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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.