Home / 1,188,172.64-1,782,363.72-335,251.82

Finding the Fourth Proportional to 1,188,172.64, 1,782,363.72 and 335,251.82

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Solution

The fourth proportional to 1,188,172.64, 1,782,363.72 and 335,251.82 is: 502,907.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,172.64 : 1,782,363.72 = 335,251.82 : x
  2. Step 2: Convert to fraction form
    1,188,172.64/1,782,363.72 = 335,251.82/x
  3. Step 3: Cross multiply
    1,188,172.64x = 1,782,363.72 × 335,251.82
  4. Step 4: Simplify right side
    1,188,172.64x = 597,540,681,031.97
  5. Step 5: Solve for x
    x = 597,540,681,031.97/1,188,172.64
  6. Step 6: Final answer
    x = 502,907.29

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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.