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Finding the Fourth Proportional to 314.59, 471.01 and 237.32

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Solution

The fourth proportional to 314.59, 471.01 and 237.32 is: 355.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.59 : 471.01 = 237.32 : x
  2. Step 2: Convert to fraction form
    314.59/471.01 = 237.32/x
  3. Step 3: Cross multiply
    314.59x = 471.01 × 237.32
  4. Step 4: Simplify right side
    314.59x = 111,777.74
  5. Step 5: Solve for x
    x = 111,777.74/314.59
  6. Step 6: Final answer
    x = 355.32

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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.