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Finding the Fourth Proportional to 341,323.72, 511,966.44 and 104,665.75

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Solution

The fourth proportional to 341,323.72, 511,966.44 and 104,665.75 is: 156,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,323.72 : 511,966.44 = 104,665.75 : x
  2. Step 2: Convert to fraction form
    341,323.72/511,966.44 = 104,665.75/x
  3. Step 3: Cross multiply
    341,323.72x = 511,966.44 × 104,665.75
  4. Step 4: Simplify right side
    341,323.72x = 53,585,351,417.43
  5. Step 5: Solve for x
    x = 53,585,351,417.43/341,323.72
  6. Step 6: Final answer
    x = 156,992.76

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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.