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Finding the Fourth Proportional to 341,490.78, 511,821.43 and 241,680.14

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Solution

The fourth proportional to 341,490.78, 511,821.43 and 241,680.14 is: 362,226.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,490.78 : 511,821.43 = 241,680.14 : x
  2. Step 2: Convert to fraction form
    341,490.78/511,821.43 = 241,680.14/x
  3. Step 3: Cross multiply
    341,490.78x = 511,821.43 × 241,680.14
  4. Step 4: Simplify right side
    341,490.78x = 123,697,074,857.40
  5. Step 5: Solve for x
    x = 123,697,074,857.40/341,490.78
  6. Step 6: Final answer
    x = 362,226.69

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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.