Home / 426,874.13-589,086.50-235,887.51

Finding the Fourth Proportional to 426,874.13, 589,086.50 and 235,887.51

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Solution

The fourth proportional to 426,874.13, 589,086.50 and 235,887.51 is: 325,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,874.13 : 589,086.50 = 235,887.51 : x
  2. Step 2: Convert to fraction form
    426,874.13/589,086.50 = 235,887.51/x
  3. Step 3: Cross multiply
    426,874.13x = 589,086.50 × 235,887.51
  4. Step 4: Simplify right side
    426,874.13x = 138,958,147,659.62
  5. Step 5: Solve for x
    x = 138,958,147,659.62/426,874.13
  6. Step 6: Final answer
    x = 325,524.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.