Home / 862,957.93-1,294,436.22-231,871.75

Finding the Fourth Proportional to 862,957.93, 1,294,436.22 and 231,871.75

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Solution

The fourth proportional to 862,957.93, 1,294,436.22 and 231,871.75 is: 347,807.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,957.93 : 1,294,436.22 = 231,871.75 : x
  2. Step 2: Convert to fraction form
    862,957.93/1,294,436.22 = 231,871.75/x
  3. Step 3: Cross multiply
    862,957.93x = 1,294,436.22 × 231,871.75
  4. Step 4: Simplify right side
    862,957.93x = 300,143,183,963.25
  5. Step 5: Solve for x
    x = 300,143,183,963.25/862,957.93
  6. Step 6: Final answer
    x = 347,807.43

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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.