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Finding the Fourth Proportional to 560.24, 839.75 and 194.83

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Solution

The fourth proportional to 560.24, 839.75 and 194.83 is: 292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.24 : 839.75 = 194.83 : x
  2. Step 2: Convert to fraction form
    560.24/839.75 = 194.83/x
  3. Step 3: Cross multiply
    560.24x = 839.75 × 194.83
  4. Step 4: Simplify right side
    560.24x = 163,608.49
  5. Step 5: Solve for x
    x = 163,608.49/560.24
  6. Step 6: Final answer
    x = 292.03

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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.