Home / 730,563.12-1,008,487.44-444,174.64

Finding the Fourth Proportional to 730,563.12, 1,008,487.44 and 444,174.64

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Solution

The fourth proportional to 730,563.12, 1,008,487.44 and 444,174.64 is: 613,149.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,563.12 : 1,008,487.44 = 444,174.64 : x
  2. Step 2: Convert to fraction form
    730,563.12/1,008,487.44 = 444,174.64/x
  3. Step 3: Cross multiply
    730,563.12x = 1,008,487.44 × 444,174.64
  4. Step 4: Simplify right side
    730,563.12x = 447,944,545,606.52
  5. Step 5: Solve for x
    x = 447,944,545,606.52/730,563.12
  6. Step 6: Final answer
    x = 613,149.68

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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.