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Finding the Fourth Proportional to 262,857.80, 394,200.30 and 96,624.20

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Solution

The fourth proportional to 262,857.80, 394,200.30 and 96,624.20 is: 144,904.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,857.80 : 394,200.30 = 96,624.20 : x
  2. Step 2: Convert to fraction form
    262,857.80/394,200.30 = 96,624.20/x
  3. Step 3: Cross multiply
    262,857.80x = 394,200.30 × 96,624.20
  4. Step 4: Simplify right side
    262,857.80x = 38,089,288,627.26
  5. Step 5: Solve for x
    x = 38,089,288,627.26/262,857.80
  6. Step 6: Final answer
    x = 144,904.54

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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.