Home / 262,977.40-394,466.10-162,812.80

Finding the Fourth Proportional to 262,977.40, 394,466.10 and 162,812.80

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Solution

The fourth proportional to 262,977.40, 394,466.10 and 162,812.80 is: 244,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,977.40 : 394,466.10 = 162,812.80 : x
  2. Step 2: Convert to fraction form
    262,977.40/394,466.10 = 162,812.80/x
  3. Step 3: Cross multiply
    262,977.40x = 394,466.10 × 162,812.80
  4. Step 4: Simplify right side
    262,977.40x = 64,224,130,246.08
  5. Step 5: Solve for x
    x = 64,224,130,246.08/262,977.40
  6. Step 6: Final answer
    x = 244,219.20

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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.