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Finding the Fourth Proportional to 429, 592.01 and 232.51

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Solution

The fourth proportional to 429, 592.01 and 232.51 is: 320.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    429 : 592.01 = 232.51 : x
  2. Step 2: Convert to fraction form
    429/592.01 = 232.51/x
  3. Step 3: Cross multiply
    429x = 592.01 × 232.51
  4. Step 4: Simplify right side
    429x = 137,648.25
  5. Step 5: Solve for x
    x = 137,648.25/429
  6. Step 6: Final answer
    x = 320.86

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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.