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Finding the Fourth Proportional to 1,842.91, 2,764.55 and 593.06

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Solution

The fourth proportional to 1,842.91, 2,764.55 and 593.06 is: 889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842.91 : 2,764.55 = 593.06 : x
  2. Step 2: Convert to fraction form
    1,842.91/2,764.55 = 593.06/x
  3. Step 3: Cross multiply
    1,842.91x = 2,764.55 × 593.06
  4. Step 4: Simplify right side
    1,842.91x = 1,639,544.02
  5. Step 5: Solve for x
    x = 1,639,544.02/1,842.91
  6. Step 6: Final answer
    x = 889.65

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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.