Home / 1,003,629.91-1,505,127.75-329,600.16

Finding the Fourth Proportional to 1,003,629.91, 1,505,127.75 and 329,600.16

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Solution

The fourth proportional to 1,003,629.91, 1,505,127.75 and 329,600.16 is: 494,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,629.91 : 1,505,127.75 = 329,600.16 : x
  2. Step 2: Convert to fraction form
    1,003,629.91/1,505,127.75 = 329,600.16/x
  3. Step 3: Cross multiply
    1,003,629.91x = 1,505,127.75 × 329,600.16
  4. Step 4: Simplify right side
    1,003,629.91x = 496,090,347,220.44
  5. Step 5: Solve for x
    x = 496,090,347,220.44/1,003,629.91
  6. Step 6: Final answer
    x = 494,296.10

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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.