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Finding the Fourth Proportional to 950.56, 1,426.08 and 301.30

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Solution

The fourth proportional to 950.56, 1,426.08 and 301.30 is: 452.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.56 : 1,426.08 = 301.30 : x
  2. Step 2: Convert to fraction form
    950.56/1,426.08 = 301.30/x
  3. Step 3: Cross multiply
    950.56x = 1,426.08 × 301.30
  4. Step 4: Simplify right side
    950.56x = 429,677.90
  5. Step 5: Solve for x
    x = 429,677.90/950.56
  6. Step 6: Final answer
    x = 452.03

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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.