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Finding the Fourth Proportional to 713.00, 1,069.63 and 226.12

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Solution

The fourth proportional to 713.00, 1,069.63 and 226.12 is: 339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    713.00 : 1,069.63 = 226.12 : x
  2. Step 2: Convert to fraction form
    713.00/1,069.63 = 226.12/x
  3. Step 3: Cross multiply
    713.00x = 1,069.63 × 226.12
  4. Step 4: Simplify right side
    713.00x = 241,861.50
  5. Step 5: Solve for x
    x = 241,861.50/713.00
  6. Step 6: Final answer
    x = 339.22

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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.