Home / 263,277.27-394,673.63-143,158.73

Finding the Fourth Proportional to 263,277.27, 394,673.63 and 143,158.73

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Solution

The fourth proportional to 263,277.27, 394,673.63 and 143,158.73 is: 214,606.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,277.27 : 394,673.63 = 143,158.73 : x
  2. Step 2: Convert to fraction form
    263,277.27/394,673.63 = 143,158.73/x
  3. Step 3: Cross multiply
    263,277.27x = 394,673.63 × 143,158.73
  4. Step 4: Simplify right side
    263,277.27x = 56,500,972,946.13
  5. Step 5: Solve for x
    x = 56,500,972,946.13/263,277.27
  6. Step 6: Final answer
    x = 214,606.35

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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.