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Finding the Fourth Proportional to 326,160.37, 488,768.38 and 224,854.42

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Solution

The fourth proportional to 326,160.37, 488,768.38 and 224,854.42 is: 336,956.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,160.37 : 488,768.38 = 224,854.42 : x
  2. Step 2: Convert to fraction form
    326,160.37/488,768.38 = 224,854.42/x
  3. Step 3: Cross multiply
    326,160.37x = 488,768.38 × 224,854.42
  4. Step 4: Simplify right side
    326,160.37x = 109,901,730,599.24
  5. Step 5: Solve for x
    x = 109,901,730,599.24/326,160.37
  6. Step 6: Final answer
    x = 336,956.11

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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.