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Finding the Fourth Proportional to 607.24, 910.90 and 196.26

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Solution

The fourth proportional to 607.24, 910.90 and 196.26 is: 294.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.24 : 910.90 = 196.26 : x
  2. Step 2: Convert to fraction form
    607.24/910.90 = 196.26/x
  3. Step 3: Cross multiply
    607.24x = 910.90 × 196.26
  4. Step 4: Simplify right side
    607.24x = 178,773.23
  5. Step 5: Solve for x
    x = 178,773.23/607.24
  6. Step 6: Final answer
    x = 294.40

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1.5x scale

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.