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Finding the Fourth Proportional to 288,224.70, 397,750.03 and 160,900.29

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Solution

The fourth proportional to 288,224.70, 397,750.03 and 160,900.29 is: 222,042.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,224.70 : 397,750.03 = 160,900.29 : x
  2. Step 2: Convert to fraction form
    288,224.70/397,750.03 = 160,900.29/x
  3. Step 3: Cross multiply
    288,224.70x = 397,750.03 × 160,900.29
  4. Step 4: Simplify right side
    288,224.70x = 63,998,094,772.26
  5. Step 5: Solve for x
    x = 63,998,094,772.26/288,224.70
  6. Step 6: Final answer
    x = 222,042.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.