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Finding the Fourth Proportional to 706.33, 1,059.67 and 500.28

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Solution

The fourth proportional to 706.33, 1,059.67 and 500.28 is: 750.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.33 : 1,059.67 = 500.28 : x
  2. Step 2: Convert to fraction form
    706.33/1,059.67 = 500.28/x
  3. Step 3: Cross multiply
    706.33x = 1,059.67 × 500.28
  4. Step 4: Simplify right side
    706.33x = 530,127.66
  5. Step 5: Solve for x
    x = 530,127.66/706.33
  6. Step 6: Final answer
    x = 750.54

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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.