Home / 943,442.11-1,415,175.47-269,545.40

Finding the Fourth Proportional to 943,442.11, 1,415,175.47 and 269,545.40

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Solution

The fourth proportional to 943,442.11, 1,415,175.47 and 269,545.40 is: 404,321.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,442.11 : 1,415,175.47 = 269,545.40 : x
  2. Step 2: Convert to fraction form
    943,442.11/1,415,175.47 = 269,545.40/x
  3. Step 3: Cross multiply
    943,442.11x = 1,415,175.47 × 269,545.40
  4. Step 4: Simplify right side
    943,442.11x = 381,454,036,783.61
  5. Step 5: Solve for x
    x = 381,454,036,783.61/943,442.11
  6. Step 6: Final answer
    x = 404,321.61

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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.