Home / 801,743.92-1,106,367.30-439,169.40

Finding the Fourth Proportional to 801,743.92, 1,106,367.30 and 439,169.40

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Solution

The fourth proportional to 801,743.92, 1,106,367.30 and 439,169.40 is: 606,032.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,743.92 : 1,106,367.30 = 439,169.40 : x
  2. Step 2: Convert to fraction form
    801,743.92/1,106,367.30 = 439,169.40/x
  3. Step 3: Cross multiply
    801,743.92x = 1,106,367.30 × 439,169.40
  4. Step 4: Simplify right side
    801,743.92x = 485,882,663,320.62
  5. Step 5: Solve for x
    x = 485,882,663,320.62/801,743.92
  6. Step 6: Final answer
    x = 606,032.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.