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Finding the Fourth Proportional to 706.84, 1,059.48 and 532.95

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Solution

The fourth proportional to 706.84, 1,059.48 and 532.95 is: 798.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.84 : 1,059.48 = 532.95 : x
  2. Step 2: Convert to fraction form
    706.84/1,059.48 = 532.95/x
  3. Step 3: Cross multiply
    706.84x = 1,059.48 × 532.95
  4. Step 4: Simplify right side
    706.84x = 564,648.13
  5. Step 5: Solve for x
    x = 564,648.13/706.84
  6. Step 6: Final answer
    x = 798.84

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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.