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Finding the Fourth Proportional to 1,034.70, 1,552.10 and 341.23

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Solution

The fourth proportional to 1,034.70, 1,552.10 and 341.23 is: 511.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.70 : 1,552.10 = 341.23 : x
  2. Step 2: Convert to fraction form
    1,034.70/1,552.10 = 341.23/x
  3. Step 3: Cross multiply
    1,034.70x = 1,552.10 × 341.23
  4. Step 4: Simplify right side
    1,034.70x = 529,623.08
  5. Step 5: Solve for x
    x = 529,623.08/1,034.70
  6. Step 6: Final answer
    x = 511.86

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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.