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Finding the Fourth Proportional to 573.67, 860.50 and 188.92

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Solution

The fourth proportional to 573.67, 860.50 and 188.92 is: 283.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.67 : 860.50 = 188.92 : x
  2. Step 2: Convert to fraction form
    573.67/860.50 = 188.92/x
  3. Step 3: Cross multiply
    573.67x = 860.50 × 188.92
  4. Step 4: Simplify right side
    573.67x = 162,563.74
  5. Step 5: Solve for x
    x = 162,563.74/573.67
  6. Step 6: Final answer
    x = 283.38

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Double scale
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Similar ratio
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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.