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Finding the Fourth Proportional to 314.09, 433.36 and 183.02

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Solution

The fourth proportional to 314.09, 433.36 and 183.02 is: 252.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    314.09 : 433.36 = 183.02 : x
  2. Step 2: Convert to fraction form
    314.09/433.36 = 183.02/x
  3. Step 3: Cross multiply
    314.09x = 433.36 × 183.02
  4. Step 4: Simplify right side
    314.09x = 79,311.38
  5. Step 5: Solve for x
    x = 79,311.38/314.09
  6. Step 6: Final answer
    x = 252.52

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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.