Home / 843,657.57-1,265,618.25-274,906.62

Finding the Fourth Proportional to 843,657.57, 1,265,618.25 and 274,906.62

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Solution

The fourth proportional to 843,657.57, 1,265,618.25 and 274,906.62 is: 412,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,657.57 : 1,265,618.25 = 274,906.62 : x
  2. Step 2: Convert to fraction form
    843,657.57/1,265,618.25 = 274,906.62/x
  3. Step 3: Cross multiply
    843,657.57x = 1,265,618.25 × 274,906.62
  4. Step 4: Simplify right side
    843,657.57x = 347,926,835,317.82
  5. Step 5: Solve for x
    x = 347,926,835,317.82/843,657.57
  6. Step 6: Final answer
    x = 412,402.91

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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.