Home / 906,288.48-1,359,344.43-275,207.76

Finding the Fourth Proportional to 906,288.48, 1,359,344.43 and 275,207.76

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Solution

The fourth proportional to 906,288.48, 1,359,344.43 and 275,207.76 is: 412,784.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,288.48 : 1,359,344.43 = 275,207.76 : x
  2. Step 2: Convert to fraction form
    906,288.48/1,359,344.43 = 275,207.76/x
  3. Step 3: Cross multiply
    906,288.48x = 1,359,344.43 × 275,207.76
  4. Step 4: Simplify right side
    906,288.48x = 374,102,135,648.78
  5. Step 5: Solve for x
    x = 374,102,135,648.78/906,288.48
  6. Step 6: Final answer
    x = 412,784.83

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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.