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Finding the Fourth Proportional to 292.04, 438.06 and 183.92

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Solution

The fourth proportional to 292.04, 438.06 and 183.92 is: 275.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    292.04 : 438.06 = 183.92 : x
  2. Step 2: Convert to fraction form
    292.04/438.06 = 183.92/x
  3. Step 3: Cross multiply
    292.04x = 438.06 × 183.92
  4. Step 4: Simplify right side
    292.04x = 80,568.00
  5. Step 5: Solve for x
    x = 80,568.00/292.04
  6. Step 6: Final answer
    x = 275.88

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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.