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Finding the Fourth Proportional to 526.02, 789.06 and 201.24

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Solution

The fourth proportional to 526.02, 789.06 and 201.24 is: 301.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.02 : 789.06 = 201.24 : x
  2. Step 2: Convert to fraction form
    526.02/789.06 = 201.24/x
  3. Step 3: Cross multiply
    526.02x = 789.06 × 201.24
  4. Step 4: Simplify right side
    526.02x = 158,790.43
  5. Step 5: Solve for x
    x = 158,790.43/526.02
  6. Step 6: Final answer
    x = 301.87

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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.