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Finding the Fourth Proportional to 1,366.52, 2,048.56 and 533.39

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Solution

The fourth proportional to 1,366.52, 2,048.56 and 533.39 is: 799.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366.52 : 2,048.56 = 533.39 : x
  2. Step 2: Convert to fraction form
    1,366.52/2,048.56 = 533.39/x
  3. Step 3: Cross multiply
    1,366.52x = 2,048.56 × 533.39
  4. Step 4: Simplify right side
    1,366.52x = 1,092,669.84
  5. Step 5: Solve for x
    x = 1,092,669.84/1,366.52
  6. Step 6: Final answer
    x = 799.60

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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.