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Finding the Fourth Proportional to 322,200.60, 482,825.70 and 233,640.60

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Solution

The fourth proportional to 322,200.60, 482,825.70 and 233,640.60 is: 350,116.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,200.60 : 482,825.70 = 233,640.60 : x
  2. Step 2: Convert to fraction form
    322,200.60/482,825.70 = 233,640.60/x
  3. Step 3: Cross multiply
    322,200.60x = 482,825.70 × 233,640.60
  4. Step 4: Simplify right side
    322,200.60x = 112,807,686,243.42
  5. Step 5: Solve for x
    x = 112,807,686,243.42/322,200.60
  6. Step 6: Final answer
    x = 350,116.31

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1.5x scale

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.