Home / 1,148,164.82-1,722,634.68-508,381.22

Finding the Fourth Proportional to 1,148,164.82, 1,722,634.68 and 508,381.22

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Solution

The fourth proportional to 1,148,164.82, 1,722,634.68 and 508,381.22 is: 762,743.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,164.82 : 1,722,634.68 = 508,381.22 : x
  2. Step 2: Convert to fraction form
    1,148,164.82/1,722,634.68 = 508,381.22/x
  3. Step 3: Cross multiply
    1,148,164.82x = 1,722,634.68 × 508,381.22
  4. Step 4: Simplify right side
    1,148,164.82x = 875,755,112,890.49
  5. Step 5: Solve for x
    x = 875,755,112,890.49/1,148,164.82
  6. Step 6: Final answer
    x = 762,743.38

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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.