Home / 726,969.44-1,090,572.51-214,686.39

Finding the Fourth Proportional to 726,969.44, 1,090,572.51 and 214,686.39

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Solution

The fourth proportional to 726,969.44, 1,090,572.51 and 214,686.39 is: 322,064.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,969.44 : 1,090,572.51 = 214,686.39 : x
  2. Step 2: Convert to fraction form
    726,969.44/1,090,572.51 = 214,686.39/x
  3. Step 3: Cross multiply
    726,969.44x = 1,090,572.51 × 214,686.39
  4. Step 4: Simplify right side
    726,969.44x = 234,131,080,099.86
  5. Step 5: Solve for x
    x = 234,131,080,099.86/726,969.44
  6. Step 6: Final answer
    x = 322,064.54

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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.