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Finding the Fourth Proportional to 1,204.15, 1,805.73 and 473.62

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Solution

The fourth proportional to 1,204.15, 1,805.73 and 473.62 is: 710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.15 : 1,805.73 = 473.62 : x
  2. Step 2: Convert to fraction form
    1,204.15/1,805.73 = 473.62/x
  3. Step 3: Cross multiply
    1,204.15x = 1,805.73 × 473.62
  4. Step 4: Simplify right side
    1,204.15x = 855,229.84
  5. Step 5: Solve for x
    x = 855,229.84/1,204.15
  6. Step 6: Final answer
    x = 710.24

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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.