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Finding the Fourth Proportional to 436.53, 599.25 and 432.43

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Solution

The fourth proportional to 436.53, 599.25 and 432.43 is: 593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    436.53 : 599.25 = 432.43 : x
  2. Step 2: Convert to fraction form
    436.53/599.25 = 432.43/x
  3. Step 3: Cross multiply
    436.53x = 599.25 × 432.43
  4. Step 4: Simplify right side
    436.53x = 259,133.80
  5. Step 5: Solve for x
    x = 259,133.80/436.53
  6. Step 6: Final answer
    x = 593.62

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.