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Finding the Fourth Proportional to 1,195.55, 1,793.48 and 373.87

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Solution

The fourth proportional to 1,195.55, 1,793.48 and 373.87 is: 560.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195.55 : 1,793.48 = 373.87 : x
  2. Step 2: Convert to fraction form
    1,195.55/1,793.48 = 373.87/x
  3. Step 3: Cross multiply
    1,195.55x = 1,793.48 × 373.87
  4. Step 4: Simplify right side
    1,195.55x = 670,528.74
  5. Step 5: Solve for x
    x = 670,528.74/1,195.55
  6. Step 6: Final answer
    x = 560.85

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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.