Home / 1,055,214.72-1,582,800-256,500.48

Finding the Fourth Proportional to 1,055,214.72, 1,582,800 and 256,500.48

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Solution

The fourth proportional to 1,055,214.72, 1,582,800 and 256,500.48 is: 384,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,214.72 : 1,582,800 = 256,500.48 : x
  2. Step 2: Convert to fraction form
    1,055,214.72/1,582,800 = 256,500.48/x
  3. Step 3: Cross multiply
    1,055,214.72x = 1,582,800 × 256,500.48
  4. Step 4: Simplify right side
    1,055,214.72x = 405,988,959,744
  5. Step 5: Solve for x
    x = 405,988,959,744/1,055,214.72
  6. Step 6: Final answer
    x = 384,745.35

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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.