Home / 863,664.92-1,191,857.46-481,683.50

Finding the Fourth Proportional to 863,664.92, 1,191,857.46 and 481,683.50

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Solution

The fourth proportional to 863,664.92, 1,191,857.46 and 481,683.50 is: 664,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,664.92 : 1,191,857.46 = 481,683.50 : x
  2. Step 2: Convert to fraction form
    863,664.92/1,191,857.46 = 481,683.50/x
  3. Step 3: Cross multiply
    863,664.92x = 1,191,857.46 × 481,683.50
  4. Step 4: Simplify right side
    863,664.92x = 574,098,072,833.91
  5. Step 5: Solve for x
    x = 574,098,072,833.91/863,664.92
  6. Step 6: Final answer
    x = 664,723.16

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Why These Related Problems?

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