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Finding the Fourth Proportional to 416.01, 574.08 and 268.65

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Solution

The fourth proportional to 416.01, 574.08 and 268.65 is: 370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    416.01 : 574.08 = 268.65 : x
  2. Step 2: Convert to fraction form
    416.01/574.08 = 268.65/x
  3. Step 3: Cross multiply
    416.01x = 574.08 × 268.65
  4. Step 4: Simplify right side
    416.01x = 154,226.59
  5. Step 5: Solve for x
    x = 154,226.59/416.01
  6. Step 6: Final answer
    x = 370.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.