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Finding the Fourth Proportional to 580,519.44, 801,143.40 and 322,397.52

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Solution

The fourth proportional to 580,519.44, 801,143.40 and 322,397.52 is: 444,923.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,519.44 : 801,143.40 = 322,397.52 : x
  2. Step 2: Convert to fraction form
    580,519.44/801,143.40 = 322,397.52/x
  3. Step 3: Cross multiply
    580,519.44x = 801,143.40 × 322,397.52
  4. Step 4: Simplify right side
    580,519.44x = 258,286,645,324.37
  5. Step 5: Solve for x
    x = 258,286,645,324.37/580,519.44
  6. Step 6: Final answer
    x = 444,923.34

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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.