Home / 380,104.24-524,508.28-227,112

Finding the Fourth Proportional to 380,104.24, 524,508.28 and 227,112

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Solution

The fourth proportional to 380,104.24, 524,508.28 and 227,112 is: 313,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,104.24 : 524,508.28 = 227,112 : x
  2. Step 2: Convert to fraction form
    380,104.24/524,508.28 = 227,112/x
  3. Step 3: Cross multiply
    380,104.24x = 524,508.28 × 227,112
  4. Step 4: Simplify right side
    380,104.24x = 119,122,124,487.36
  5. Step 5: Solve for x
    x = 119,122,124,487.36/380,104.24
  6. Step 6: Final answer
    x = 313,393.31

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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.