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Finding the Fourth Proportional to 525.59, 788.01 and 196.37

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Solution

The fourth proportional to 525.59, 788.01 and 196.37 is: 294.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    525.59 : 788.01 = 196.37 : x
  2. Step 2: Convert to fraction form
    525.59/788.01 = 196.37/x
  3. Step 3: Cross multiply
    525.59x = 788.01 × 196.37
  4. Step 4: Simplify right side
    525.59x = 154,741.52
  5. Step 5: Solve for x
    x = 154,741.52/525.59
  6. Step 6: Final answer
    x = 294.41

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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.