Home / 843,364.96-1,265,046.32-274,745.07

Finding the Fourth Proportional to 843,364.96, 1,265,046.32 and 274,745.07

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Solution

The fourth proportional to 843,364.96, 1,265,046.32 and 274,745.07 is: 412,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,364.96 : 1,265,046.32 = 274,745.07 : x
  2. Step 2: Convert to fraction form
    843,364.96/1,265,046.32 = 274,745.07/x
  3. Step 3: Cross multiply
    843,364.96x = 1,265,046.32 × 274,745.07
  4. Step 4: Simplify right side
    843,364.96x = 347,565,240,428.51
  5. Step 5: Solve for x
    x = 347,565,240,428.51/843,364.96
  6. Step 6: Final answer
    x = 412,117.24

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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.