Home / 579,029.24-799,092.22-320,900.82

Finding the Fourth Proportional to 579,029.24, 799,092.22 and 320,900.82

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Solution

The fourth proportional to 579,029.24, 799,092.22 and 320,900.82 is: 442,860.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,029.24 : 799,092.22 = 320,900.82 : x
  2. Step 2: Convert to fraction form
    579,029.24/799,092.22 = 320,900.82/x
  3. Step 3: Cross multiply
    579,029.24x = 799,092.22 × 320,900.82
  4. Step 4: Simplify right side
    579,029.24x = 256,429,343,053.66
  5. Step 5: Solve for x
    x = 256,429,343,053.66/579,029.24
  6. Step 6: Final answer
    x = 442,860.78

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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.