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Finding the Fourth Proportional to 341,116.68, 511,676.30 and 104,458.44

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Solution

The fourth proportional to 341,116.68, 511,676.30 and 104,458.44 is: 156,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,116.68 : 511,676.30 = 104,458.44 : x
  2. Step 2: Convert to fraction form
    341,116.68/511,676.30 = 104,458.44/x
  3. Step 3: Cross multiply
    341,116.68x = 511,676.30 × 104,458.44
  4. Step 4: Simplify right side
    341,116.68x = 53,448,908,082.97
  5. Step 5: Solve for x
    x = 53,448,908,082.97/341,116.68
  6. Step 6: Final answer
    x = 156,688.05

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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.