Home / 262,810.20-394,215.30-96,576.60

Finding the Fourth Proportional to 262,810.20, 394,215.30 and 96,576.60

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Solution

The fourth proportional to 262,810.20, 394,215.30 and 96,576.60 is: 144,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,810.20 : 394,215.30 = 96,576.60 : x
  2. Step 2: Convert to fraction form
    262,810.20/394,215.30 = 96,576.60/x
  3. Step 3: Cross multiply
    262,810.20x = 394,215.30 × 96,576.60
  4. Step 4: Simplify right side
    262,810.20x = 38,071,973,341.98
  5. Step 5: Solve for x
    x = 38,071,973,341.98/262,810.20
  6. Step 6: Final answer
    x = 144,864.90

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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.