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Finding the Fourth Proportional to 536.95, 741.03 and 379.63

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Solution

The fourth proportional to 536.95, 741.03 and 379.63 is: 523.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.95 : 741.03 = 379.63 : x
  2. Step 2: Convert to fraction form
    536.95/741.03 = 379.63/x
  3. Step 3: Cross multiply
    536.95x = 741.03 × 379.63
  4. Step 4: Simplify right side
    536.95x = 281,316.72
  5. Step 5: Solve for x
    x = 281,316.72/536.95
  6. Step 6: Final answer
    x = 523.91

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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.