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Finding the Fourth Proportional to 701.25, 1,052.45 and 599.19

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Solution

The fourth proportional to 701.25, 1,052.45 and 599.19 is: 899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.25 : 1,052.45 = 599.19 : x
  2. Step 2: Convert to fraction form
    701.25/1,052.45 = 599.19/x
  3. Step 3: Cross multiply
    701.25x = 1,052.45 × 599.19
  4. Step 4: Simplify right side
    701.25x = 630,614.52
  5. Step 5: Solve for x
    x = 630,614.52/701.25
  6. Step 6: Final answer
    x = 899.27

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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.