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Finding the Fourth Proportional to 533.84, 736.09 and 435.29

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Solution

The fourth proportional to 533.84, 736.09 and 435.29 is: 600.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    533.84 : 736.09 = 435.29 : x
  2. Step 2: Convert to fraction form
    533.84/736.09 = 435.29/x
  3. Step 3: Cross multiply
    533.84x = 736.09 × 435.29
  4. Step 4: Simplify right side
    533.84x = 320,412.62
  5. Step 5: Solve for x
    x = 320,412.62/533.84
  6. Step 6: Final answer
    x = 600.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.