Home / 862,918.28-1,294,442.94-294,122.60

Finding the Fourth Proportional to 862,918.28, 1,294,442.94 and 294,122.60

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Solution

The fourth proportional to 862,918.28, 1,294,442.94 and 294,122.60 is: 441,206.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,918.28 : 1,294,442.94 = 294,122.60 : x
  2. Step 2: Convert to fraction form
    862,918.28/1,294,442.94 = 294,122.60/x
  3. Step 3: Cross multiply
    862,918.28x = 1,294,442.94 × 294,122.60
  4. Step 4: Simplify right side
    862,918.28x = 380,724,923,064.44
  5. Step 5: Solve for x
    x = 380,724,923,064.44/862,918.28
  6. Step 6: Final answer
    x = 441,206.23

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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.