Home / 298,837.82-412,384.16-162,868.84

Finding the Fourth Proportional to 298,837.82, 412,384.16 and 162,868.84

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Solution

The fourth proportional to 298,837.82, 412,384.16 and 162,868.84 is: 224,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,837.82 : 412,384.16 = 162,868.84 : x
  2. Step 2: Convert to fraction form
    298,837.82/412,384.16 = 162,868.84/x
  3. Step 3: Cross multiply
    298,837.82x = 412,384.16 × 162,868.84
  4. Step 4: Simplify right side
    298,837.82x = 67,164,528,335.44
  5. Step 5: Solve for x
    x = 67,164,528,335.44/298,837.82
  6. Step 6: Final answer
    x = 224,752.44

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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.