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Finding the Fourth Proportional to 706.60, 1,060.16 and 296

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Solution

The fourth proportional to 706.60, 1,060.16 and 296 is: 444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.60 : 1,060.16 = 296 : x
  2. Step 2: Convert to fraction form
    706.60/1,060.16 = 296/x
  3. Step 3: Cross multiply
    706.60x = 1,060.16 × 296
  4. Step 4: Simplify right side
    706.60x = 313,807.36
  5. Step 5: Solve for x
    x = 313,807.36/706.60
  6. Step 6: Final answer
    x = 444.11

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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.