Home / 298,811.68-412,360.18-162,845.66

Finding the Fourth Proportional to 298,811.68, 412,360.18 and 162,845.66

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Solution

The fourth proportional to 298,811.68, 412,360.18 and 162,845.66 is: 224,727.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,811.68 : 412,360.18 = 162,845.66 : x
  2. Step 2: Convert to fraction form
    298,811.68/412,360.18 = 162,845.66/x
  3. Step 3: Cross multiply
    298,811.68x = 412,360.18 × 162,845.66
  4. Step 4: Simplify right side
    298,811.68x = 67,151,065,669.82
  5. Step 5: Solve for x
    x = 67,151,065,669.82/298,811.68
  6. Step 6: Final answer
    x = 224,727.04

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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.