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Finding the Fourth Proportional to 468,138.03, 701,785.44 and 168,407.88

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Solution

The fourth proportional to 468,138.03, 701,785.44 and 168,407.88 is: 252,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,138.03 : 701,785.44 = 168,407.88 : x
  2. Step 2: Convert to fraction form
    468,138.03/701,785.44 = 168,407.88/x
  3. Step 3: Cross multiply
    468,138.03x = 701,785.44 × 168,407.88
  4. Step 4: Simplify right side
    468,138.03x = 118,186,198,165.27
  5. Step 5: Solve for x
    x = 118,186,198,165.27/468,138.03
  6. Step 6: Final answer
    x = 252,460.15

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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.