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Finding the Fourth Proportional to 374.38, 516.96 and 264.10

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Solution

The fourth proportional to 374.38, 516.96 and 264.10 is: 364.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.38 : 516.96 = 264.10 : x
  2. Step 2: Convert to fraction form
    374.38/516.96 = 264.10/x
  3. Step 3: Cross multiply
    374.38x = 516.96 × 264.10
  4. Step 4: Simplify right side
    374.38x = 136,529.14
  5. Step 5: Solve for x
    x = 136,529.14/374.38
  6. Step 6: Final answer
    x = 364.68

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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.