Home / 394,259.57-591,389.29-94,740.15

Finding the Fourth Proportional to 394,259.57, 591,389.29 and 94,740.15

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Solution

The fourth proportional to 394,259.57, 591,389.29 and 94,740.15 is: 142,110.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,259.57 : 591,389.29 = 94,740.15 : x
  2. Step 2: Convert to fraction form
    394,259.57/591,389.29 = 94,740.15/x
  3. Step 3: Cross multiply
    394,259.57x = 591,389.29 × 94,740.15
  4. Step 4: Simplify right side
    394,259.57x = 56,028,309,052.56
  5. Step 5: Solve for x
    x = 56,028,309,052.56/394,259.57
  6. Step 6: Final answer
    x = 142,110.21

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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.