Home / 379,749.46-524,052.87-214,164.28

Finding the Fourth Proportional to 379,749.46, 524,052.87 and 214,164.28

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Solution

The fourth proportional to 379,749.46, 524,052.87 and 214,164.28 is: 295,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,749.46 : 524,052.87 = 214,164.28 : x
  2. Step 2: Convert to fraction form
    379,749.46/524,052.87 = 214,164.28/x
  3. Step 3: Cross multiply
    379,749.46x = 524,052.87 × 214,164.28
  4. Step 4: Simplify right side
    379,749.46x = 112,233,405,585.48
  5. Step 5: Solve for x
    x = 112,233,405,585.48/379,749.46
  6. Step 6: Final answer
    x = 295,545.93

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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.