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Finding the Fourth Proportional to 533.50, 799.63 and 240.68

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Solution

The fourth proportional to 533.50, 799.63 and 240.68 is: 360.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.50 : 799.63 = 240.68 : x
  2. Step 2: Convert to fraction form
    533.50/799.63 = 240.68/x
  3. Step 3: Cross multiply
    533.50x = 799.63 × 240.68
  4. Step 4: Simplify right side
    533.50x = 192,454.95
  5. Step 5: Solve for x
    x = 192,454.95/533.50
  6. Step 6: Final answer
    x = 360.74

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1.5x scale

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.