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Finding the Fourth Proportional to 301,968.78, 452,873.88 and 159,622.42

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Solution

The fourth proportional to 301,968.78, 452,873.88 and 159,622.42 is: 239,391.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,968.78 : 452,873.88 = 159,622.42 : x
  2. Step 2: Convert to fraction form
    301,968.78/452,873.88 = 159,622.42/x
  3. Step 3: Cross multiply
    301,968.78x = 452,873.88 × 159,622.42
  4. Step 4: Simplify right side
    301,968.78x = 72,288,824,680.39
  5. Step 5: Solve for x
    x = 72,288,824,680.39/301,968.78
  6. Step 6: Final answer
    x = 239,391.72

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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.