Home / 1,067,686.94-1,601,200.85-309,584.28

Finding the Fourth Proportional to 1,067,686.94, 1,601,200.85 and 309,584.28

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Solution

The fourth proportional to 1,067,686.94, 1,601,200.85 and 309,584.28 is: 464,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,686.94 : 1,601,200.85 = 309,584.28 : x
  2. Step 2: Convert to fraction form
    1,067,686.94/1,601,200.85 = 309,584.28/x
  3. Step 3: Cross multiply
    1,067,686.94x = 1,601,200.85 × 309,584.28
  4. Step 4: Simplify right side
    1,067,686.94x = 495,706,608,424.29
  5. Step 5: Solve for x
    x = 495,706,608,424.29/1,067,686.94
  6. Step 6: Final answer
    x = 464,280.86

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1.5x scale

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.