Home / 1,017,077.88-1,525,689.78-269,115

Finding the Fourth Proportional to 1,017,077.88, 1,525,689.78 and 269,115

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Solution

The fourth proportional to 1,017,077.88, 1,525,689.78 and 269,115 is: 403,691.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,077.88 : 1,525,689.78 = 269,115 : x
  2. Step 2: Convert to fraction form
    1,017,077.88/1,525,689.78 = 269,115/x
  3. Step 3: Cross multiply
    1,017,077.88x = 1,525,689.78 × 269,115
  4. Step 4: Simplify right side
    1,017,077.88x = 410,586,005,144.70
  5. Step 5: Solve for x
    x = 410,586,005,144.70/1,017,077.88
  6. Step 6: Final answer
    x = 403,691.80

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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.