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Finding the Fourth Proportional to 706.04, 1,059.56 and 523.92

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Solution

The fourth proportional to 706.04, 1,059.56 and 523.92 is: 786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.04 : 1,059.56 = 523.92 : x
  2. Step 2: Convert to fraction form
    706.04/1,059.56 = 523.92/x
  3. Step 3: Cross multiply
    706.04x = 1,059.56 × 523.92
  4. Step 4: Simplify right side
    706.04x = 555,124.68
  5. Step 5: Solve for x
    x = 555,124.68/706.04
  6. Step 6: Final answer
    x = 786.25

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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.