Home / 906,299.32-1,359,360.82-275,218.60

Finding the Fourth Proportional to 906,299.32, 1,359,360.82 and 275,218.60

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Solution

The fourth proportional to 906,299.32, 1,359,360.82 and 275,218.60 is: 412,801.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,299.32 : 1,359,360.82 = 275,218.60 : x
  2. Step 2: Convert to fraction form
    906,299.32/1,359,360.82 = 275,218.60/x
  3. Step 3: Cross multiply
    906,299.32x = 1,359,360.82 × 275,218.60
  4. Step 4: Simplify right side
    906,299.32x = 374,121,381,775.25
  5. Step 5: Solve for x
    x = 374,121,381,775.25/906,299.32
  6. Step 6: Final answer
    x = 412,801.13

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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.