Home / 1,054,876.05-1,582,292.22-256,161.78

Finding the Fourth Proportional to 1,054,876.05, 1,582,292.22 and 256,161.78

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Solution

The fourth proportional to 1,054,876.05, 1,582,292.22 and 256,161.78 is: 384,237.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,876.05 : 1,582,292.22 = 256,161.78 : x
  2. Step 2: Convert to fraction form
    1,054,876.05/1,582,292.22 = 256,161.78/x
  3. Step 3: Cross multiply
    1,054,876.05x = 1,582,292.22 × 256,161.78
  4. Step 4: Simplify right side
    1,054,876.05x = 405,322,791,555.35
  5. Step 5: Solve for x
    x = 405,322,791,555.35/1,054,876.05
  6. Step 6: Final answer
    x = 384,237.36

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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.