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Finding the Fourth Proportional to 332.13, 457.87 and 233.58

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Solution

The fourth proportional to 332.13, 457.87 and 233.58 is: 322.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    332.13 : 457.87 = 233.58 : x
  2. Step 2: Convert to fraction form
    332.13/457.87 = 233.58/x
  3. Step 3: Cross multiply
    332.13x = 457.87 × 233.58
  4. Step 4: Simplify right side
    332.13x = 106,950.85
  5. Step 5: Solve for x
    x = 106,950.85/332.13
  6. Step 6: Final answer
    x = 322.01

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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.