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Finding the Fourth Proportional to 432.99, 597.63 and 267.13

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Solution

The fourth proportional to 432.99, 597.63 and 267.13 is: 368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.99 : 597.63 = 267.13 : x
  2. Step 2: Convert to fraction form
    432.99/597.63 = 267.13/x
  3. Step 3: Cross multiply
    432.99x = 597.63 × 267.13
  4. Step 4: Simplify right side
    432.99x = 159,644.90
  5. Step 5: Solve for x
    x = 159,644.90/432.99
  6. Step 6: Final answer
    x = 368.70

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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.