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Finding the Fourth Proportional to 326,180.53, 488,798.61 and 224,874.61

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Solution

The fourth proportional to 326,180.53, 488,798.61 and 224,874.61 is: 336,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,180.53 : 488,798.61 = 224,874.61 : x
  2. Step 2: Convert to fraction form
    326,180.53/488,798.61 = 224,874.61/x
  3. Step 3: Cross multiply
    326,180.53x = 488,798.61 × 224,874.61
  4. Step 4: Simplify right side
    326,180.53x = 109,918,396,792.29
  5. Step 5: Solve for x
    x = 109,918,396,792.29/326,180.53
  6. Step 6: Final answer
    x = 336,986.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.