Home / 1,028,286.10-1,542,866.55-495,532.90

Finding the Fourth Proportional to 1,028,286.10, 1,542,866.55 and 495,532.90

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Solution

The fourth proportional to 1,028,286.10, 1,542,866.55 and 495,532.90 is: 743,510.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,286.10 : 1,542,866.55 = 495,532.90 : x
  2. Step 2: Convert to fraction form
    1,028,286.10/1,542,866.55 = 495,532.90/x
  3. Step 3: Cross multiply
    1,028,286.10x = 1,542,866.55 × 495,532.90
  4. Step 4: Simplify right side
    1,028,286.10x = 764,541,135,834.50
  5. Step 5: Solve for x
    x = 764,541,135,834.50/1,028,286.10
  6. Step 6: Final answer
    x = 743,510.13

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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.