Home / 579,213.24-799,335.90-324,555

Finding the Fourth Proportional to 579,213.24, 799,335.90 and 324,555

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Solution

The fourth proportional to 579,213.24, 799,335.90 and 324,555 is: 447,898.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,213.24 : 799,335.90 = 324,555 : x
  2. Step 2: Convert to fraction form
    579,213.24/799,335.90 = 324,555/x
  3. Step 3: Cross multiply
    579,213.24x = 799,335.90 × 324,555
  4. Step 4: Simplify right side
    579,213.24x = 259,428,463,024.50
  5. Step 5: Solve for x
    x = 259,428,463,024.50/579,213.24
  6. Step 6: Final answer
    x = 447,898.02

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1.5x scale

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.