Home / 298,858.28-412,424.73-162,892.35

Finding the Fourth Proportional to 298,858.28, 412,424.73 and 162,892.35

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Solution

The fourth proportional to 298,858.28, 412,424.73 and 162,892.35 is: 224,791.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,858.28 : 412,424.73 = 162,892.35 : x
  2. Step 2: Convert to fraction form
    298,858.28/412,424.73 = 162,892.35/x
  3. Step 3: Cross multiply
    298,858.28x = 412,424.73 × 162,892.35
  4. Step 4: Simplify right side
    298,858.28x = 67,180,833,467.82
  5. Step 5: Solve for x
    x = 67,180,833,467.82/298,858.28
  6. Step 6: Final answer
    x = 224,791.61

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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.