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Finding the Fourth Proportional to 598.52, 897.22 and 213.48

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Solution

The fourth proportional to 598.52, 897.22 and 213.48 is: 320.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.52 : 897.22 = 213.48 : x
  2. Step 2: Convert to fraction form
    598.52/897.22 = 213.48/x
  3. Step 3: Cross multiply
    598.52x = 897.22 × 213.48
  4. Step 4: Simplify right side
    598.52x = 191,538.53
  5. Step 5: Solve for x
    x = 191,538.53/598.52
  6. Step 6: Final answer
    x = 320.02

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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.