Home / 1,309,219.92-1,963,832.22-410,732.46

Finding the Fourth Proportional to 1,309,219.92, 1,963,832.22 and 410,732.46

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Solution

The fourth proportional to 1,309,219.92, 1,963,832.22 and 410,732.46 is: 616,099.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,219.92 : 1,963,832.22 = 410,732.46 : x
  2. Step 2: Convert to fraction form
    1,309,219.92/1,963,832.22 = 410,732.46/x
  3. Step 3: Cross multiply
    1,309,219.92x = 1,963,832.22 × 410,732.46
  4. Step 4: Simplify right side
    1,309,219.92x = 806,609,638,747.86
  5. Step 5: Solve for x
    x = 806,609,638,747.86/1,309,219.92
  6. Step 6: Final answer
    x = 616,099.42

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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.