Home / 262,913.40-394,370.10-179,969.40

Finding the Fourth Proportional to 262,913.40, 394,370.10 and 179,969.40

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Solution

The fourth proportional to 262,913.40, 394,370.10 and 179,969.40 is: 269,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,913.40 : 394,370.10 = 179,969.40 : x
  2. Step 2: Convert to fraction form
    262,913.40/394,370.10 = 179,969.40/x
  3. Step 3: Cross multiply
    262,913.40x = 394,370.10 × 179,969.40
  4. Step 4: Simplify right side
    262,913.40x = 70,974,550,274.94
  5. Step 5: Solve for x
    x = 70,974,550,274.94/262,913.40
  6. Step 6: Final answer
    x = 269,954.10

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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.