Home / 906,789.30-1,360,260.09-275,708.58

Finding the Fourth Proportional to 906,789.30, 1,360,260.09 and 275,708.58

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Solution

The fourth proportional to 906,789.30, 1,360,260.09 and 275,708.58 is: 413,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,789.30 : 1,360,260.09 = 275,708.58 : x
  2. Step 2: Convert to fraction form
    906,789.30/1,360,260.09 = 275,708.58/x
  3. Step 3: Cross multiply
    906,789.30x = 1,360,260.09 × 275,708.58
  4. Step 4: Simplify right side
    906,789.30x = 375,035,377,844.57
  5. Step 5: Solve for x
    x = 375,035,377,844.57/906,789.30
  6. Step 6: Final answer
    x = 413,586.02

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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.