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Finding the Fourth Proportional to 598.20, 895.38 and 483

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Solution

The fourth proportional to 598.20, 895.38 and 483 is: 722.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.20 : 895.38 = 483 : x
  2. Step 2: Convert to fraction form
    598.20/895.38 = 483/x
  3. Step 3: Cross multiply
    598.20x = 895.38 × 483
  4. Step 4: Simplify right side
    598.20x = 432,468.54
  5. Step 5: Solve for x
    x = 432,468.54/598.20
  6. Step 6: Final answer
    x = 722.95

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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.