Home / 326,928.44-451,362.53-259,218.92

Finding the Fourth Proportional to 326,928.44, 451,362.53 and 259,218.92

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Solution

The fourth proportional to 326,928.44, 451,362.53 and 259,218.92 is: 357,881.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,928.44 : 451,362.53 = 259,218.92 : x
  2. Step 2: Convert to fraction form
    326,928.44/451,362.53 = 259,218.92/x
  3. Step 3: Cross multiply
    326,928.44x = 451,362.53 × 259,218.92
  4. Step 4: Simplify right side
    326,928.44x = 117,001,704,002.16
  5. Step 5: Solve for x
    x = 117,001,704,002.16/326,928.44
  6. Step 6: Final answer
    x = 357,881.70

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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.