Home / 262,938.29-394,584.89-102,994.38

Finding the Fourth Proportional to 262,938.29, 394,584.89 and 102,994.38

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Solution

The fourth proportional to 262,938.29, 394,584.89 and 102,994.38 is: 154,561.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,938.29 : 394,584.89 = 102,994.38 : x
  2. Step 2: Convert to fraction form
    262,938.29/394,584.89 = 102,994.38/x
  3. Step 3: Cross multiply
    262,938.29x = 394,584.89 × 102,994.38
  4. Step 4: Simplify right side
    262,938.29x = 40,640,026,070.90
  5. Step 5: Solve for x
    x = 40,640,026,070.90/262,938.29
  6. Step 6: Final answer
    x = 154,561.08

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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.