Home / 320,351.24-442,085.46-184,393.64

Finding the Fourth Proportional to 320,351.24, 442,085.46 and 184,393.64

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Solution

The fourth proportional to 320,351.24, 442,085.46 and 184,393.64 is: 254,463.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,351.24 : 442,085.46 = 184,393.64 : x
  2. Step 2: Convert to fraction form
    320,351.24/442,085.46 = 184,393.64/x
  3. Step 3: Cross multiply
    320,351.24x = 442,085.46 × 184,393.64
  4. Step 4: Simplify right side
    320,351.24x = 81,517,747,160.47
  5. Step 5: Solve for x
    x = 81,517,747,160.47/320,351.24
  6. Step 6: Final answer
    x = 254,463.65

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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.