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Finding the Fourth Proportional to 560.54, 840.92 and 195.24

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Solution

The fourth proportional to 560.54, 840.92 and 195.24 is: 292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.54 : 840.92 = 195.24 : x
  2. Step 2: Convert to fraction form
    560.54/840.92 = 195.24/x
  3. Step 3: Cross multiply
    560.54x = 840.92 × 195.24
  4. Step 4: Simplify right side
    560.54x = 164,181.22
  5. Step 5: Solve for x
    x = 164,181.22/560.54
  6. Step 6: Final answer
    x = 292.90

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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.