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Finding the Fourth Proportional to 599.15, 892.39 and 572.49

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Solution

The fourth proportional to 599.15, 892.39 and 572.49 is: 852.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.15 : 892.39 = 572.49 : x
  2. Step 2: Convert to fraction form
    599.15/892.39 = 572.49/x
  3. Step 3: Cross multiply
    599.15x = 892.39 × 572.49
  4. Step 4: Simplify right side
    599.15x = 510,884.35
  5. Step 5: Solve for x
    x = 510,884.35/599.15
  6. Step 6: Final answer
    x = 852.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.