Home / 862,854.75-1,294,569.17-383,016.02

Finding the Fourth Proportional to 862,854.75, 1,294,569.17 and 383,016.02

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Solution

The fourth proportional to 862,854.75, 1,294,569.17 and 383,016.02 is: 574,651.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,854.75 : 1,294,569.17 = 383,016.02 : x
  2. Step 2: Convert to fraction form
    862,854.75/1,294,569.17 = 383,016.02/x
  3. Step 3: Cross multiply
    862,854.75x = 1,294,569.17 × 383,016.02
  4. Step 4: Simplify right side
    862,854.75x = 495,840,722,720.18
  5. Step 5: Solve for x
    x = 495,840,722,720.18/862,854.75
  6. Step 6: Final answer
    x = 574,651.44

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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.