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Finding the Fourth Proportional to 341,806.44, 512,372.70 and 120,034.92

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Solution

The fourth proportional to 341,806.44, 512,372.70 and 120,034.92 is: 179,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,806.44 : 512,372.70 = 120,034.92 : x
  2. Step 2: Convert to fraction form
    341,806.44/512,372.70 = 120,034.92/x
  3. Step 3: Cross multiply
    341,806.44x = 512,372.70 × 120,034.92
  4. Step 4: Simplify right side
    341,806.44x = 61,502,616,054.68
  5. Step 5: Solve for x
    x = 61,502,616,054.68/341,806.44
  6. Step 6: Final answer
    x = 179,934.05

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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.