Home / 394,259.60-591,389.34-94,740.18

Finding the Fourth Proportional to 394,259.60, 591,389.34 and 94,740.18

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Solution

The fourth proportional to 394,259.60, 591,389.34 and 94,740.18 is: 142,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,259.60 : 591,389.34 = 94,740.18 : x
  2. Step 2: Convert to fraction form
    394,259.60/591,389.34 = 94,740.18/x
  3. Step 3: Cross multiply
    394,259.60x = 591,389.34 × 94,740.18
  4. Step 4: Simplify right side
    394,259.60x = 56,028,332,521.68
  5. Step 5: Solve for x
    x = 56,028,332,521.68/394,259.60
  6. Step 6: Final answer
    x = 142,110.26

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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.