Home / 939,733.92-1,296,832.32-531,828.36

Finding the Fourth Proportional to 939,733.92, 1,296,832.32 and 531,828.36

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Solution

The fourth proportional to 939,733.92, 1,296,832.32 and 531,828.36 is: 733,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,733.92 : 1,296,832.32 = 531,828.36 : x
  2. Step 2: Convert to fraction form
    939,733.92/1,296,832.32 = 531,828.36/x
  3. Step 3: Cross multiply
    939,733.92x = 1,296,832.32 × 531,828.36
  4. Step 4: Simplify right side
    939,733.92x = 689,692,205,940.60
  5. Step 5: Solve for x
    x = 689,692,205,940.60/939,733.92
  6. Step 6: Final answer
    x = 733,922.86

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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.