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Finding the Fourth Proportional to 533.99, 733.56 and 468.38

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Solution

The fourth proportional to 533.99, 733.56 and 468.38 is: 643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.99 : 733.56 = 468.38 : x
  2. Step 2: Convert to fraction form
    533.99/733.56 = 468.38/x
  3. Step 3: Cross multiply
    533.99x = 733.56 × 468.38
  4. Step 4: Simplify right side
    533.99x = 343,584.91
  5. Step 5: Solve for x
    x = 343,584.91/533.99
  6. Step 6: Final answer
    x = 643.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.