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Finding the Fourth Proportional to 1,519.89, 2,278.47 and 595.23

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Solution

The fourth proportional to 1,519.89, 2,278.47 and 595.23 is: 892.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.89 : 2,278.47 = 595.23 : x
  2. Step 2: Convert to fraction form
    1,519.89/2,278.47 = 595.23/x
  3. Step 3: Cross multiply
    1,519.89x = 2,278.47 × 595.23
  4. Step 4: Simplify right side
    1,519.89x = 1,356,213.70
  5. Step 5: Solve for x
    x = 1,356,213.70/1,519.89
  6. Step 6: Final answer
    x = 892.31

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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.