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Finding the Fourth Proportional to 650.01, 974.40 and 238.83

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Solution

The fourth proportional to 650.01, 974.40 and 238.83 is: 358.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.01 : 974.40 = 238.83 : x
  2. Step 2: Convert to fraction form
    650.01/974.40 = 238.83/x
  3. Step 3: Cross multiply
    650.01x = 974.40 × 238.83
  4. Step 4: Simplify right side
    650.01x = 232,715.95
  5. Step 5: Solve for x
    x = 232,715.95/650.01
  6. Step 6: Final answer
    x = 358.02

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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.