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Finding the Fourth Proportional to 599.15, 897.80 and 403.43

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Solution

The fourth proportional to 599.15, 897.80 and 403.43 is: 604.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.15 : 897.80 = 403.43 : x
  2. Step 2: Convert to fraction form
    599.15/897.80 = 403.43/x
  3. Step 3: Cross multiply
    599.15x = 897.80 × 403.43
  4. Step 4: Simplify right side
    599.15x = 362,194.97
  5. Step 5: Solve for x
    x = 362,194.97/599.15
  6. Step 6: Final answer
    x = 604.52

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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.