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Finding the Fourth Proportional to 573.43, 860.27 and 183.45

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Solution

The fourth proportional to 573.43, 860.27 and 183.45 is: 275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.43 : 860.27 = 183.45 : x
  2. Step 2: Convert to fraction form
    573.43/860.27 = 183.45/x
  3. Step 3: Cross multiply
    573.43x = 860.27 × 183.45
  4. Step 4: Simplify right side
    573.43x = 157,816.53
  5. Step 5: Solve for x
    x = 157,816.53/573.43
  6. Step 6: Final answer
    x = 275.21

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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.