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Finding the Fourth Proportional to 1,034.98, 1,552.56 and 304.60

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Solution

The fourth proportional to 1,034.98, 1,552.56 and 304.60 is: 456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.98 : 1,552.56 = 304.60 : x
  2. Step 2: Convert to fraction form
    1,034.98/1,552.56 = 304.60/x
  3. Step 3: Cross multiply
    1,034.98x = 1,552.56 × 304.60
  4. Step 4: Simplify right side
    1,034.98x = 472,909.78
  5. Step 5: Solve for x
    x = 472,909.78/1,034.98
  6. Step 6: Final answer
    x = 456.93

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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.