Home / 1,017,917.76-1,526,956.72-269,963.76

Finding the Fourth Proportional to 1,017,917.76, 1,526,956.72 and 269,963.76

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Solution

The fourth proportional to 1,017,917.76, 1,526,956.72 and 269,963.76 is: 404,966.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,917.76 : 1,526,956.72 = 269,963.76 : x
  2. Step 2: Convert to fraction form
    1,017,917.76/1,526,956.72 = 269,963.76/x
  3. Step 3: Cross multiply
    1,017,917.76x = 1,526,956.72 × 269,963.76
  4. Step 4: Simplify right side
    1,017,917.76x = 412,222,977,488.47
  5. Step 5: Solve for x
    x = 412,222,977,488.47/1,017,917.76
  6. Step 6: Final answer
    x = 404,966.88

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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.