Home / 1,067,746.77-1,601,855.42-309,619.89

Finding the Fourth Proportional to 1,067,746.77, 1,601,855.42 and 309,619.89

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Solution

The fourth proportional to 1,067,746.77, 1,601,855.42 and 309,619.89 is: 464,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,746.77 : 1,601,855.42 = 309,619.89 : x
  2. Step 2: Convert to fraction form
    1,067,746.77/1,601,855.42 = 309,619.89/x
  3. Step 3: Cross multiply
    1,067,746.77x = 1,601,855.42 × 309,619.89
  4. Step 4: Simplify right side
    1,067,746.77x = 495,966,297,388.20
  5. Step 5: Solve for x
    x = 495,966,297,388.20/1,067,746.77
  6. Step 6: Final answer
    x = 464,498.05

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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.