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Finding the Fourth Proportional to 523.26, 784.26 and 292.02

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Solution

The fourth proportional to 523.26, 784.26 and 292.02 is: 437.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    523.26 : 784.26 = 292.02 : x
  2. Step 2: Convert to fraction form
    523.26/784.26 = 292.02/x
  3. Step 3: Cross multiply
    523.26x = 784.26 × 292.02
  4. Step 4: Simplify right side
    523.26x = 229,019.61
  5. Step 5: Solve for x
    x = 229,019.61/523.26
  6. Step 6: Final answer
    x = 437.68

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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.