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Finding the Fourth Proportional to 494.89, 741.11 and 373.39

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Solution

The fourth proportional to 494.89, 741.11 and 373.39 is: 559.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    494.89 : 741.11 = 373.39 : x
  2. Step 2: Convert to fraction form
    494.89/741.11 = 373.39/x
  3. Step 3: Cross multiply
    494.89x = 741.11 × 373.39
  4. Step 4: Simplify right side
    494.89x = 276,723.06
  5. Step 5: Solve for x
    x = 276,723.06/494.89
  6. Step 6: Final answer
    x = 559.16

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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.