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Finding the Fourth Proportional to 341,005.66, 511,511.04 and 151,414.98

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Solution

The fourth proportional to 341,005.66, 511,511.04 and 151,414.98 is: 227,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,005.66 : 511,511.04 = 151,414.98 : x
  2. Step 2: Convert to fraction form
    341,005.66/511,511.04 = 151,414.98/x
  3. Step 3: Cross multiply
    341,005.66x = 511,511.04 × 151,414.98
  4. Step 4: Simplify right side
    341,005.66x = 77,450,433,891.38
  5. Step 5: Solve for x
    x = 77,450,433,891.38/341,005.66
  6. Step 6: Final answer
    x = 227,123.60

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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.