Home / 1,017,917.72-1,526,956.68-269,963.72

Finding the Fourth Proportional to 1,017,917.72, 1,526,956.68 and 269,963.72

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Solution

The fourth proportional to 1,017,917.72, 1,526,956.68 and 269,963.72 is: 404,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,917.72 : 1,526,956.68 = 269,963.72 : x
  2. Step 2: Convert to fraction form
    1,017,917.72/1,526,956.68 = 269,963.72/x
  3. Step 3: Cross multiply
    1,017,917.72x = 1,526,956.68 × 269,963.72
  4. Step 4: Simplify right side
    1,017,917.72x = 412,222,905,611.65
  5. Step 5: Solve for x
    x = 412,222,905,611.65/1,017,917.72
  6. Step 6: Final answer
    x = 404,966.82

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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.