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Finding the Fourth Proportional to 514.93, 772.55 and 241.18

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Solution

The fourth proportional to 514.93, 772.55 and 241.18 is: 361.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    514.93 : 772.55 = 241.18 : x
  2. Step 2: Convert to fraction form
    514.93/772.55 = 241.18/x
  3. Step 3: Cross multiply
    514.93x = 772.55 × 241.18
  4. Step 4: Simplify right side
    514.93x = 186,323.61
  5. Step 5: Solve for x
    x = 186,323.61/514.93
  6. Step 6: Final answer
    x = 361.84

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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.