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Finding the Fourth Proportional to 356.00, 534.24 and 202.23

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Solution

The fourth proportional to 356.00, 534.24 and 202.23 is: 303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.00 : 534.24 = 202.23 : x
  2. Step 2: Convert to fraction form
    356.00/534.24 = 202.23/x
  3. Step 3: Cross multiply
    356.00x = 534.24 × 202.23
  4. Step 4: Simplify right side
    356.00x = 108,039.36
  5. Step 5: Solve for x
    x = 108,039.36/356.00
  6. Step 6: Final answer
    x = 303.49

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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.