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Finding the Fourth Proportional to 526.50, 789.79 and 184.50

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Solution

The fourth proportional to 526.50, 789.79 and 184.50 is: 276.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.50 : 789.79 = 184.50 : x
  2. Step 2: Convert to fraction form
    526.50/789.79 = 184.50/x
  3. Step 3: Cross multiply
    526.50x = 789.79 × 184.50
  4. Step 4: Simplify right side
    526.50x = 145,716.26
  5. Step 5: Solve for x
    x = 145,716.26/526.50
  6. Step 6: Final answer
    x = 276.76

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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.