Home / 800,065.76-1,104,148.68-477,789.44

Finding the Fourth Proportional to 800,065.76, 1,104,148.68 and 477,789.44

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Solution

The fourth proportional to 800,065.76, 1,104,148.68 and 477,789.44 is: 659,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,065.76 : 1,104,148.68 = 477,789.44 : x
  2. Step 2: Convert to fraction form
    800,065.76/1,104,148.68 = 477,789.44/x
  3. Step 3: Cross multiply
    800,065.76x = 1,104,148.68 × 477,789.44
  4. Step 4: Simplify right side
    800,065.76x = 527,550,579,493.94
  5. Step 5: Solve for x
    x = 527,550,579,493.94/800,065.76
  6. Step 6: Final answer
    x = 659,384.02

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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.