Home / 262,912.20-394,368.30-73,372.20

Finding the Fourth Proportional to 262,912.20, 394,368.30 and 73,372.20

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Solution

The fourth proportional to 262,912.20, 394,368.30 and 73,372.20 is: 110,058.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,912.20 : 394,368.30 = 73,372.20 : x
  2. Step 2: Convert to fraction form
    262,912.20/394,368.30 = 73,372.20/x
  3. Step 3: Cross multiply
    262,912.20x = 394,368.30 × 73,372.20
  4. Step 4: Simplify right side
    262,912.20x = 28,935,669,781.26
  5. Step 5: Solve for x
    x = 28,935,669,781.26/262,912.20
  6. Step 6: Final answer
    x = 110,058.30

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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.