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Finding the Fourth Proportional to 544.64, 751.84 and 358.24

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Solution

The fourth proportional to 544.64, 751.84 and 358.24 is: 494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.64 : 751.84 = 358.24 : x
  2. Step 2: Convert to fraction form
    544.64/751.84 = 358.24/x
  3. Step 3: Cross multiply
    544.64x = 751.84 × 358.24
  4. Step 4: Simplify right side
    544.64x = 269,339.16
  5. Step 5: Solve for x
    x = 269,339.16/544.64
  6. Step 6: Final answer
    x = 494.53

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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.