Home / 1,107,382.07-1,659,777.30-508,401.05

Finding the Fourth Proportional to 1,107,382.07, 1,659,777.30 and 508,401.05

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Solution

The fourth proportional to 1,107,382.07, 1,659,777.30 and 508,401.05 is: 762,006.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,382.07 : 1,659,777.30 = 508,401.05 : x
  2. Step 2: Convert to fraction form
    1,107,382.07/1,659,777.30 = 508,401.05/x
  3. Step 3: Cross multiply
    1,107,382.07x = 1,659,777.30 × 508,401.05
  4. Step 4: Simplify right side
    1,107,382.07x = 843,832,513,787.28
  5. Step 5: Solve for x
    x = 843,832,513,787.28/1,107,382.07
  6. Step 6: Final answer
    x = 762,006.66

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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.