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Finding the Fourth Proportional to 598.92, 897 and 445.14

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Solution

The fourth proportional to 598.92, 897 and 445.14 is: 666.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    598.92 : 897 = 445.14 : x
  2. Step 2: Convert to fraction form
    598.92/897 = 445.14/x
  3. Step 3: Cross multiply
    598.92x = 897 × 445.14
  4. Step 4: Simplify right side
    598.92x = 399,290.58
  5. Step 5: Solve for x
    x = 399,290.58/598.92
  6. Step 6: Final answer
    x = 666.68

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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.