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Finding the Fourth Proportional to 262,526.80, 394,081.80 and 162,799.60

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Solution

The fourth proportional to 262,526.80, 394,081.80 and 162,799.60 is: 244,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,526.80 : 394,081.80 = 162,799.60 : x
  2. Step 2: Convert to fraction form
    262,526.80/394,081.80 = 162,799.60/x
  3. Step 3: Cross multiply
    262,526.80x = 394,081.80 × 162,799.60
  4. Step 4: Simplify right side
    262,526.80x = 64,156,359,407.28
  5. Step 5: Solve for x
    x = 64,156,359,407.28/262,526.80
  6. Step 6: Final answer
    x = 244,380.23

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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.