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Finding the Fourth Proportional to 559.52, 772 and 362.99

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Solution

The fourth proportional to 559.52, 772 and 362.99 is: 500.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    559.52 : 772 = 362.99 : x
  2. Step 2: Convert to fraction form
    559.52/772 = 362.99/x
  3. Step 3: Cross multiply
    559.52x = 772 × 362.99
  4. Step 4: Simplify right side
    559.52x = 280,228.28
  5. Step 5: Solve for x
    x = 280,228.28/559.52
  6. Step 6: Final answer
    x = 500.84

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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.