Home / 684,832.29-1,027,388.54-235,494.80

Finding the Fourth Proportional to 684,832.29, 1,027,388.54 and 235,494.80

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Solution

The fourth proportional to 684,832.29, 1,027,388.54 and 235,494.80 is: 353,290.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,832.29 : 1,027,388.54 = 235,494.80 : x
  2. Step 2: Convert to fraction form
    684,832.29/1,027,388.54 = 235,494.80/x
  3. Step 3: Cross multiply
    684,832.29x = 1,027,388.54 × 235,494.80
  4. Step 4: Simplify right side
    684,832.29x = 241,944,658,749.59
  5. Step 5: Solve for x
    x = 241,944,658,749.59/684,832.29
  6. Step 6: Final answer
    x = 353,290.38

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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.