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Finding the Fourth Proportional to 341,324.48, 511,994.10 and 104,661.92

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Solution

The fourth proportional to 341,324.48, 511,994.10 and 104,661.92 is: 156,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,324.48 : 511,994.10 = 104,661.92 : x
  2. Step 2: Convert to fraction form
    341,324.48/511,994.10 = 104,661.92/x
  3. Step 3: Cross multiply
    341,324.48x = 511,994.10 × 104,661.92
  4. Step 4: Simplify right side
    341,324.48x = 53,586,285,534.67
  5. Step 5: Solve for x
    x = 53,586,285,534.67/341,324.48
  6. Step 6: Final answer
    x = 156,995.14

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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.