Home / 347,961.25-480,187.43-202,853.22

Finding the Fourth Proportional to 347,961.25, 480,187.43 and 202,853.22

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Solution

The fourth proportional to 347,961.25, 480,187.43 and 202,853.22 is: 279,937.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,961.25 : 480,187.43 = 202,853.22 : x
  2. Step 2: Convert to fraction form
    347,961.25/480,187.43 = 202,853.22/x
  3. Step 3: Cross multiply
    347,961.25x = 480,187.43 × 202,853.22
  4. Step 4: Simplify right side
    347,961.25x = 97,407,566,379.02
  5. Step 5: Solve for x
    x = 97,407,566,379.02/347,961.25
  6. Step 6: Final answer
    x = 279,937.97

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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.