Home / 773,919.72-1,161,327.78-324,600.60

Finding the Fourth Proportional to 773,919.72, 1,161,327.78 and 324,600.60

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Solution

The fourth proportional to 773,919.72, 1,161,327.78 and 324,600.60 is: 487,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,919.72 : 1,161,327.78 = 324,600.60 : x
  2. Step 2: Convert to fraction form
    773,919.72/1,161,327.78 = 324,600.60/x
  3. Step 3: Cross multiply
    773,919.72x = 1,161,327.78 × 324,600.60
  4. Step 4: Simplify right side
    773,919.72x = 376,967,694,184.67
  5. Step 5: Solve for x
    x = 376,967,694,184.67/773,919.72
  6. Step 6: Final answer
    x = 487,088.89

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1.5x scale

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.