Home / 850,913.66-1,174,260.82-468,940.44

Finding the Fourth Proportional to 850,913.66, 1,174,260.82 and 468,940.44

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Solution

The fourth proportional to 850,913.66, 1,174,260.82 and 468,940.44 is: 647,137.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,913.66 : 1,174,260.82 = 468,940.44 : x
  2. Step 2: Convert to fraction form
    850,913.66/1,174,260.82 = 468,940.44/x
  3. Step 3: Cross multiply
    850,913.66x = 1,174,260.82 × 468,940.44
  4. Step 4: Simplify right side
    850,913.66x = 550,658,385,605.56
  5. Step 5: Solve for x
    x = 550,658,385,605.56/850,913.66
  6. Step 6: Final answer
    x = 647,137.79

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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.