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Finding the Fourth Proportional to 573.08, 859.31 and 248.06

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Solution

The fourth proportional to 573.08, 859.31 and 248.06 is: 371.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.08 : 859.31 = 248.06 : x
  2. Step 2: Convert to fraction form
    573.08/859.31 = 248.06/x
  3. Step 3: Cross multiply
    573.08x = 859.31 × 248.06
  4. Step 4: Simplify right side
    573.08x = 213,162.28
  5. Step 5: Solve for x
    x = 213,162.28/573.08
  6. Step 6: Final answer
    x = 371.96

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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.