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Finding the Fourth Proportional to 1,034.90, 1,552.23 and 304.46

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Solution

The fourth proportional to 1,034.90, 1,552.23 and 304.46 is: 456.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.90 : 1,552.23 = 304.46 : x
  2. Step 2: Convert to fraction form
    1,034.90/1,552.23 = 304.46/x
  3. Step 3: Cross multiply
    1,034.90x = 1,552.23 × 304.46
  4. Step 4: Simplify right side
    1,034.90x = 472,591.95
  5. Step 5: Solve for x
    x = 472,591.95/1,034.90
  6. Step 6: Final answer
    x = 456.65

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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.