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Finding the Fourth Proportional to 294.13, 406.05 and 183.67

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Solution

The fourth proportional to 294.13, 406.05 and 183.67 is: 253.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.13 : 406.05 = 183.67 : x
  2. Step 2: Convert to fraction form
    294.13/406.05 = 183.67/x
  3. Step 3: Cross multiply
    294.13x = 406.05 × 183.67
  4. Step 4: Simplify right side
    294.13x = 74,579.20
  5. Step 5: Solve for x
    x = 74,579.20/294.13
  6. Step 6: Final answer
    x = 253.56

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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.