Home / 843,745.29-1,265,749.41-274,994.44

Finding the Fourth Proportional to 843,745.29, 1,265,749.41 and 274,994.44

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Solution

The fourth proportional to 843,745.29, 1,265,749.41 and 274,994.44 is: 412,534.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,745.29 : 1,265,749.41 = 274,994.44 : x
  2. Step 2: Convert to fraction form
    843,745.29/1,265,749.41 = 274,994.44/x
  3. Step 3: Cross multiply
    843,745.29x = 1,265,749.41 × 274,994.44
  4. Step 4: Simplify right side
    843,745.29x = 348,074,046,503.29
  5. Step 5: Solve for x
    x = 348,074,046,503.29/843,745.29
  6. Step 6: Final answer
    x = 412,534.51

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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.