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Finding the Fourth Proportional to 573.52, 860.14 and 162.67

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Solution

The fourth proportional to 573.52, 860.14 and 162.67 is: 243.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.52 : 860.14 = 162.67 : x
  2. Step 2: Convert to fraction form
    573.52/860.14 = 162.67/x
  3. Step 3: Cross multiply
    573.52x = 860.14 × 162.67
  4. Step 4: Simplify right side
    573.52x = 139,918.97
  5. Step 5: Solve for x
    x = 139,918.97/573.52
  6. Step 6: Final answer
    x = 243.97

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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.