Home / 1,088,439.30-1,632,662.19-330,286.86

Finding the Fourth Proportional to 1,088,439.30, 1,632,662.19 and 330,286.86

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Solution

The fourth proportional to 1,088,439.30, 1,632,662.19 and 330,286.86 is: 495,431.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,439.30 : 1,632,662.19 = 330,286.86 : x
  2. Step 2: Convert to fraction form
    1,088,439.30/1,632,662.19 = 330,286.86/x
  3. Step 3: Cross multiply
    1,088,439.30x = 1,632,662.19 × 330,286.86
  4. Step 4: Simplify right side
    1,088,439.30x = 539,246,868,175.82
  5. Step 5: Solve for x
    x = 539,246,868,175.82/1,088,439.30
  6. Step 6: Final answer
    x = 495,431.27

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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.