Home / 1,148,165.82-1,722,636.18-508,382.22

Finding the Fourth Proportional to 1,148,165.82, 1,722,636.18 and 508,382.22

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Solution

The fourth proportional to 1,148,165.82, 1,722,636.18 and 508,382.22 is: 762,744.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,165.82 : 1,722,636.18 = 508,382.22 : x
  2. Step 2: Convert to fraction form
    1,148,165.82/1,722,636.18 = 508,382.22/x
  3. Step 3: Cross multiply
    1,148,165.82x = 1,722,636.18 × 508,382.22
  4. Step 4: Simplify right side
    1,148,165.82x = 875,757,605,440.72
  5. Step 5: Solve for x
    x = 875,757,605,440.72/1,148,165.82
  6. Step 6: Final answer
    x = 762,744.88

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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.