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Finding the Fourth Proportional to 607.16, 910.70 and 196.24

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Solution

The fourth proportional to 607.16, 910.70 and 196.24 is: 294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.16 : 910.70 = 196.24 : x
  2. Step 2: Convert to fraction form
    607.16/910.70 = 196.24/x
  3. Step 3: Cross multiply
    607.16x = 910.70 × 196.24
  4. Step 4: Simplify right side
    607.16x = 178,715.77
  5. Step 5: Solve for x
    x = 178,715.77/607.16
  6. Step 6: Final answer
    x = 294.35

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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.