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Finding the Fourth Proportional to 434.41, 599.49 and 237.91

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Solution

The fourth proportional to 434.41, 599.49 and 237.91 is: 328.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.41 : 599.49 = 237.91 : x
  2. Step 2: Convert to fraction form
    434.41/599.49 = 237.91/x
  3. Step 3: Cross multiply
    434.41x = 599.49 × 237.91
  4. Step 4: Simplify right side
    434.41x = 142,624.67
  5. Step 5: Solve for x
    x = 142,624.67/434.41
  6. Step 6: Final answer
    x = 328.32

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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.