Home / 843,005.34-1,265,399.22-823,967.50

Finding the Fourth Proportional to 843,005.34, 1,265,399.22 and 823,967.50

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Solution

The fourth proportional to 843,005.34, 1,265,399.22 and 823,967.50 is: 1,236,822.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,005.34 : 1,265,399.22 = 823,967.50 : x
  2. Step 2: Convert to fraction form
    843,005.34/1,265,399.22 = 823,967.50/x
  3. Step 3: Cross multiply
    843,005.34x = 1,265,399.22 × 823,967.50
  4. Step 4: Simplify right side
    843,005.34x = 1,042,647,831,805.35
  5. Step 5: Solve for x
    x = 1,042,647,831,805.35/843,005.34
  6. Step 6: Final answer
    x = 1,236,822.33

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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.