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Finding the Fourth Proportional to 544.41, 751.40 and 434.75

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Solution

The fourth proportional to 544.41, 751.40 and 434.75 is: 600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.41 : 751.40 = 434.75 : x
  2. Step 2: Convert to fraction form
    544.41/751.40 = 434.75/x
  3. Step 3: Cross multiply
    544.41x = 751.40 × 434.75
  4. Step 4: Simplify right side
    544.41x = 326,665.22
  5. Step 5: Solve for x
    x = 326,665.22/544.41
  6. Step 6: Final answer
    x = 600.04

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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.