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Finding the Fourth Proportional to 650.86, 974.01 and 533.86

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Solution

The fourth proportional to 650.86, 974.01 and 533.86 is: 798.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.86 : 974.01 = 533.86 : x
  2. Step 2: Convert to fraction form
    650.86/974.01 = 533.86/x
  3. Step 3: Cross multiply
    650.86x = 974.01 × 533.86
  4. Step 4: Simplify right side
    650.86x = 519,984.98
  5. Step 5: Solve for x
    x = 519,984.98/650.86
  6. Step 6: Final answer
    x = 798.92

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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.