Home / 298,811.67-412,360.17-162,845.65

Finding the Fourth Proportional to 298,811.67, 412,360.17 and 162,845.65

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Solution

The fourth proportional to 298,811.67, 412,360.17 and 162,845.65 is: 224,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,811.67 : 412,360.17 = 162,845.65 : x
  2. Step 2: Convert to fraction form
    298,811.67/412,360.17 = 162,845.65/x
  3. Step 3: Cross multiply
    298,811.67x = 412,360.17 × 162,845.65
  4. Step 4: Simplify right side
    298,811.67x = 67,151,059,917.76
  5. Step 5: Solve for x
    x = 67,151,059,917.76/298,811.67
  6. Step 6: Final answer
    x = 224,727.03

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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.