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Finding the Fourth Proportional to 544.55, 751.25 and 358.27

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Solution

The fourth proportional to 544.55, 751.25 and 358.27 is: 494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.55 : 751.25 = 358.27 : x
  2. Step 2: Convert to fraction form
    544.55/751.25 = 358.27/x
  3. Step 3: Cross multiply
    544.55x = 751.25 × 358.27
  4. Step 4: Simplify right side
    544.55x = 269,152.57
  5. Step 5: Solve for x
    x = 269,152.57/544.55
  6. Step 6: Final answer
    x = 494.27

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1.5x scale

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.