Home / 347,944.40-480,162.93-194,983.79

Finding the Fourth Proportional to 347,944.40, 480,162.93 and 194,983.79

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Solution

The fourth proportional to 347,944.40, 480,162.93 and 194,983.79 is: 269,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,944.40 : 480,162.93 = 194,983.79 : x
  2. Step 2: Convert to fraction form
    347,944.40/480,162.93 = 194,983.79/x
  3. Step 3: Cross multiply
    347,944.40x = 480,162.93 × 194,983.79
  4. Step 4: Simplify right side
    347,944.40x = 93,623,985,508.09
  5. Step 5: Solve for x
    x = 93,623,985,508.09/347,944.40
  6. Step 6: Final answer
    x = 269,077.44

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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.