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Finding the Fourth Proportional to 599.43, 893.27 and 579.86

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Solution

The fourth proportional to 599.43, 893.27 and 579.86 is: 864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    599.43 : 893.27 = 579.86 : x
  2. Step 2: Convert to fraction form
    599.43/893.27 = 579.86/x
  3. Step 3: Cross multiply
    599.43x = 893.27 × 579.86
  4. Step 4: Simplify right side
    599.43x = 517,964.90
  5. Step 5: Solve for x
    x = 517,964.90/599.43
  6. Step 6: Final answer
    x = 864.10

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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.