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Finding the Fourth Proportional to 294.52, 441.48 and 130.06

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Solution

The fourth proportional to 294.52, 441.48 and 130.06 is: 194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.52 : 441.48 = 130.06 : x
  2. Step 2: Convert to fraction form
    294.52/441.48 = 130.06/x
  3. Step 3: Cross multiply
    294.52x = 441.48 × 130.06
  4. Step 4: Simplify right side
    294.52x = 57,417.45
  5. Step 5: Solve for x
    x = 57,417.45/294.52
  6. Step 6: Final answer
    x = 194.95

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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.