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Finding the Fourth Proportional to 323,325.53, 446,034.70 and 251,212.04

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Solution

The fourth proportional to 323,325.53, 446,034.70 and 251,212.04 is: 346,552.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,325.53 : 446,034.70 = 251,212.04 : x
  2. Step 2: Convert to fraction form
    323,325.53/446,034.70 = 251,212.04/x
  3. Step 3: Cross multiply
    323,325.53x = 446,034.70 × 251,212.04
  4. Step 4: Simplify right side
    323,325.53x = 112,049,286,897.79
  5. Step 5: Solve for x
    x = 112,049,286,897.79/323,325.53
  6. Step 6: Final answer
    x = 346,552.55

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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.