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Finding the Fourth Proportional to 590.02, 813.49 and 432.52

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Solution

The fourth proportional to 590.02, 813.49 and 432.52 is: 596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.02 : 813.49 = 432.52 : x
  2. Step 2: Convert to fraction form
    590.02/813.49 = 432.52/x
  3. Step 3: Cross multiply
    590.02x = 813.49 × 432.52
  4. Step 4: Simplify right side
    590.02x = 351,850.69
  5. Step 5: Solve for x
    x = 351,850.69/590.02
  6. Step 6: Final answer
    x = 596.34

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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.