Home / 1,255,164.30-1,732,144.27-682,204.30

Finding the Fourth Proportional to 1,255,164.30, 1,732,144.27 and 682,204.30

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Solution

The fourth proportional to 1,255,164.30, 1,732,144.27 and 682,204.30 is: 941,451.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,164.30 : 1,732,144.27 = 682,204.30 : x
  2. Step 2: Convert to fraction form
    1,255,164.30/1,732,144.27 = 682,204.30/x
  3. Step 3: Cross multiply
    1,255,164.30x = 1,732,144.27 × 682,204.30
  4. Step 4: Simplify right side
    1,255,164.30x = 1,181,676,269,214.36
  5. Step 5: Solve for x
    x = 1,181,676,269,214.36/1,255,164.30
  6. Step 6: Final answer
    x = 941,451.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.