Home / 579,471.60-799,668.24-324,822.72

Finding the Fourth Proportional to 579,471.60, 799,668.24 and 324,822.72

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Solution

The fourth proportional to 579,471.60, 799,668.24 and 324,822.72 is: 448,253.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,471.60 : 799,668.24 = 324,822.72 : x
  2. Step 2: Convert to fraction form
    579,471.60/799,668.24 = 324,822.72/x
  3. Step 3: Cross multiply
    579,471.60x = 799,668.24 × 324,822.72
  4. Step 4: Simplify right side
    579,471.60x = 259,750,412,814.41
  5. Step 5: Solve for x
    x = 259,750,412,814.41/579,471.60
  6. Step 6: Final answer
    x = 448,253.91

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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.