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Finding the Fourth Proportional to 1,104.52, 1,656.85 and 373.85

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Solution

The fourth proportional to 1,104.52, 1,656.85 and 373.85 is: 560.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104.52 : 1,656.85 = 373.85 : x
  2. Step 2: Convert to fraction form
    1,104.52/1,656.85 = 373.85/x
  3. Step 3: Cross multiply
    1,104.52x = 1,656.85 × 373.85
  4. Step 4: Simplify right side
    1,104.52x = 619,405.09
  5. Step 5: Solve for x
    x = 619,405.09/1,104.52
  6. Step 6: Final answer
    x = 560.79

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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.