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Finding the Fourth Proportional to 434.32, 599.38 and 237.85

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Solution

The fourth proportional to 434.32, 599.38 and 237.85 is: 328.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.32 : 599.38 = 237.85 : x
  2. Step 2: Convert to fraction form
    434.32/599.38 = 237.85/x
  3. Step 3: Cross multiply
    434.32x = 599.38 × 237.85
  4. Step 4: Simplify right side
    434.32x = 142,560.44
  5. Step 5: Solve for x
    x = 142,560.44/434.32
  6. Step 6: Final answer
    x = 328.24

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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.