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Finding the Fourth Proportional to 706.52, 1,059.96 and 322.04

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Solution

The fourth proportional to 706.52, 1,059.96 and 322.04 is: 483.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.52 : 1,059.96 = 322.04 : x
  2. Step 2: Convert to fraction form
    706.52/1,059.96 = 322.04/x
  3. Step 3: Cross multiply
    706.52x = 1,059.96 × 322.04
  4. Step 4: Simplify right side
    706.52x = 341,349.52
  5. Step 5: Solve for x
    x = 341,349.52/706.52
  6. Step 6: Final answer
    x = 483.14

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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.