Home / 426,879.18-589,093.47-235,892.57

Finding the Fourth Proportional to 426,879.18, 589,093.47 and 235,892.57

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Solution

The fourth proportional to 426,879.18, 589,093.47 and 235,892.57 is: 325,531.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,879.18 : 589,093.47 = 235,892.57 : x
  2. Step 2: Convert to fraction form
    426,879.18/589,093.47 = 235,892.57/x
  3. Step 3: Cross multiply
    426,879.18x = 589,093.47 × 235,892.57
  4. Step 4: Simplify right side
    426,879.18x = 138,962,769,663.05
  5. Step 5: Solve for x
    x = 138,962,769,663.05/426,879.18
  6. Step 6: Final answer
    x = 325,531.85

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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.