Home / 394,724.04-544,722.24-217,919.94

Finding the Fourth Proportional to 394,724.04, 544,722.24 and 217,919.94

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Solution

The fourth proportional to 394,724.04, 544,722.24 and 217,919.94 is: 300,731.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,724.04 : 544,722.24 = 217,919.94 : x
  2. Step 2: Convert to fraction form
    394,724.04/544,722.24 = 217,919.94/x
  3. Step 3: Cross multiply
    394,724.04x = 544,722.24 × 217,919.94
  4. Step 4: Simplify right side
    394,724.04x = 118,705,840,615.15
  5. Step 5: Solve for x
    x = 118,705,840,615.15/394,724.04
  6. Step 6: Final answer
    x = 300,731.22

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.