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Finding the Fourth Proportional to 237.04, 353.48 and 208.32

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Solution

The fourth proportional to 237.04, 353.48 and 208.32 is: 310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.04 : 353.48 = 208.32 : x
  2. Step 2: Convert to fraction form
    237.04/353.48 = 208.32/x
  3. Step 3: Cross multiply
    237.04x = 353.48 × 208.32
  4. Step 4: Simplify right side
    237.04x = 73,636.95
  5. Step 5: Solve for x
    x = 73,636.95/237.04
  6. Step 6: Final answer
    x = 310.65

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.