Home / 906,028.97-1,359,051.62-274,942.76

Finding the Fourth Proportional to 906,028.97, 1,359,051.62 and 274,942.76

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Solution

The fourth proportional to 906,028.97, 1,359,051.62 and 274,942.76 is: 412,416.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,028.97 : 1,359,051.62 = 274,942.76 : x
  2. Step 2: Convert to fraction form
    906,028.97/1,359,051.62 = 274,942.76/x
  3. Step 3: Cross multiply
    906,028.97x = 1,359,051.62 × 274,942.76
  4. Step 4: Simplify right side
    906,028.97x = 373,661,395,215.30
  5. Step 5: Solve for x
    x = 373,661,395,215.30/906,028.97
  6. Step 6: Final answer
    x = 412,416.61

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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.