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Finding the Fourth Proportional to 294.30, 441.52 and 88.93

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Solution

The fourth proportional to 294.30, 441.52 and 88.93 is: 133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.30 : 441.52 = 88.93 : x
  2. Step 2: Convert to fraction form
    294.30/441.52 = 88.93/x
  3. Step 3: Cross multiply
    294.30x = 441.52 × 88.93
  4. Step 4: Simplify right side
    294.30x = 39,264.37
  5. Step 5: Solve for x
    x = 39,264.37/294.30
  6. Step 6: Final answer
    x = 133.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.