Home / 426,081.12-587,981.92-235,094.56

Finding the Fourth Proportional to 426,081.12, 587,981.92 and 235,094.56

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Solution

The fourth proportional to 426,081.12, 587,981.92 and 235,094.56 is: 324,424.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,081.12 : 587,981.92 = 235,094.56 : x
  2. Step 2: Convert to fraction form
    426,081.12/587,981.92 = 235,094.56/x
  3. Step 3: Cross multiply
    426,081.12x = 587,981.92 × 235,094.56
  4. Step 4: Simplify right side
    426,081.12x = 138,231,350,770.36
  5. Step 5: Solve for x
    x = 138,231,350,770.36/426,081.12
  6. Step 6: Final answer
    x = 324,424.96

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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.