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Finding the Fourth Proportional to 526.76, 789.86 and 184.52

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Solution

The fourth proportional to 526.76, 789.86 and 184.52 is: 276.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    526.76 : 789.86 = 184.52 : x
  2. Step 2: Convert to fraction form
    526.76/789.86 = 184.52/x
  3. Step 3: Cross multiply
    526.76x = 789.86 × 184.52
  4. Step 4: Simplify right side
    526.76x = 145,744.97
  5. Step 5: Solve for x
    x = 145,744.97/526.76
  6. Step 6: Final answer
    x = 276.68

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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.