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Finding the Fourth Proportional to 598.64, 898.95 and 452.39

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Solution

The fourth proportional to 598.64, 898.95 and 452.39 is: 679.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.64 : 898.95 = 452.39 : x
  2. Step 2: Convert to fraction form
    598.64/898.95 = 452.39/x
  3. Step 3: Cross multiply
    598.64x = 898.95 × 452.39
  4. Step 4: Simplify right side
    598.64x = 406,675.99
  5. Step 5: Solve for x
    x = 406,675.99/598.64
  6. Step 6: Final answer
    x = 679.33

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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.