Home / 1,011,634.56-1,517,553.98-328,492.85

Finding the Fourth Proportional to 1,011,634.56, 1,517,553.98 and 328,492.85

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Solution

The fourth proportional to 1,011,634.56, 1,517,553.98 and 328,492.85 is: 492,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,634.56 : 1,517,553.98 = 328,492.85 : x
  2. Step 2: Convert to fraction form
    1,011,634.56/1,517,553.98 = 328,492.85/x
  3. Step 3: Cross multiply
    1,011,634.56x = 1,517,553.98 × 328,492.85
  4. Step 4: Simplify right side
    1,011,634.56x = 498,505,630,843.33
  5. Step 5: Solve for x
    x = 498,505,630,843.33/1,011,634.56
  6. Step 6: Final answer
    x = 492,772.44

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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.