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Finding the Fourth Proportional to 454.15, 625.93 and 375

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Solution

The fourth proportional to 454.15, 625.93 and 375 is: 516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    454.15 : 625.93 = 375 : x
  2. Step 2: Convert to fraction form
    454.15/625.93 = 375/x
  3. Step 3: Cross multiply
    454.15x = 625.93 × 375
  4. Step 4: Simplify right side
    454.15x = 234,723.75
  5. Step 5: Solve for x
    x = 234,723.75/454.15
  6. Step 6: Final answer
    x = 516.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.