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Finding the Fourth Proportional to 739.08, 1,111.14 and 595.80

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Solution

The fourth proportional to 739.08, 1,111.14 and 595.80 is: 895.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    739.08 : 1,111.14 = 595.80 : x
  2. Step 2: Convert to fraction form
    739.08/1,111.14 = 595.80/x
  3. Step 3: Cross multiply
    739.08x = 1,111.14 × 595.80
  4. Step 4: Simplify right side
    739.08x = 662,017.21
  5. Step 5: Solve for x
    x = 662,017.21/739.08
  6. Step 6: Final answer
    x = 895.73

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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.