Home / 762,499.60-1,143,757.62-230,025.25

Finding the Fourth Proportional to 762,499.60, 1,143,757.62 and 230,025.25

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Solution

The fourth proportional to 762,499.60, 1,143,757.62 and 230,025.25 is: 345,040.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,499.60 : 1,143,757.62 = 230,025.25 : x
  2. Step 2: Convert to fraction form
    762,499.60/1,143,757.62 = 230,025.25/x
  3. Step 3: Cross multiply
    762,499.60x = 1,143,757.62 × 230,025.25
  4. Step 4: Simplify right side
    762,499.60x = 263,093,126,186.05
  5. Step 5: Solve for x
    x = 263,093,126,186.05/762,499.60
  6. Step 6: Final answer
    x = 345,040.35

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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.