Home / 906,786.55-1,360,255.97-275,705.83

Finding the Fourth Proportional to 906,786.55, 1,360,255.97 and 275,705.83

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Solution

The fourth proportional to 906,786.55, 1,360,255.97 and 275,705.83 is: 413,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,786.55 : 1,360,255.97 = 275,705.83 : x
  2. Step 2: Convert to fraction form
    906,786.55/1,360,255.97 = 275,705.83/x
  3. Step 3: Cross multiply
    906,786.55x = 1,360,255.97 × 275,705.83
  4. Step 4: Simplify right side
    906,786.55x = 375,030,501,221.31
  5. Step 5: Solve for x
    x = 375,030,501,221.31/906,786.55
  6. Step 6: Final answer
    x = 413,581.90

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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.