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Finding the Fourth Proportional to 368.30, 508.35 and 237.24

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Solution

The fourth proportional to 368.30, 508.35 and 237.24 is: 327.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.30 : 508.35 = 237.24 : x
  2. Step 2: Convert to fraction form
    368.30/508.35 = 237.24/x
  3. Step 3: Cross multiply
    368.30x = 508.35 × 237.24
  4. Step 4: Simplify right side
    368.30x = 120,600.95
  5. Step 5: Solve for x
    x = 120,600.95/368.30
  6. Step 6: Final answer
    x = 327.46

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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.