Home / 528,745.44-729,673.01-293,003.27

Finding the Fourth Proportional to 528,745.44, 729,673.01 and 293,003.27

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Solution

The fourth proportional to 528,745.44, 729,673.01 and 293,003.27 is: 404,346.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,745.44 : 729,673.01 = 293,003.27 : x
  2. Step 2: Convert to fraction form
    528,745.44/729,673.01 = 293,003.27/x
  3. Step 3: Cross multiply
    528,745.44x = 729,673.01 × 293,003.27
  4. Step 4: Simplify right side
    528,745.44x = 213,796,572,847.36
  5. Step 5: Solve for x
    x = 213,796,572,847.36/528,745.44
  6. Step 6: Final answer
    x = 404,346.89

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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.