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Finding the Fourth Proportional to 1,550.56, 2,326.08 and 524.48

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Solution

The fourth proportional to 1,550.56, 2,326.08 and 524.48 is: 786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,550.56 : 2,326.08 = 524.48 : x
  2. Step 2: Convert to fraction form
    1,550.56/2,326.08 = 524.48/x
  3. Step 3: Cross multiply
    1,550.56x = 2,326.08 × 524.48
  4. Step 4: Simplify right side
    1,550.56x = 1,219,982.44
  5. Step 5: Solve for x
    x = 1,219,982.44/1,550.56
  6. Step 6: Final answer
    x = 786.80

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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.