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Finding the Fourth Proportional to 580,363.24, 800,942.82 and 322,253.80

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Solution

The fourth proportional to 580,363.24, 800,942.82 and 322,253.80 is: 444,733.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,363.24 : 800,942.82 = 322,253.80 : x
  2. Step 2: Convert to fraction form
    580,363.24/800,942.82 = 322,253.80/x
  3. Step 3: Cross multiply
    580,363.24x = 800,942.82 × 322,253.80
  4. Step 4: Simplify right side
    580,363.24x = 258,106,867,327.72
  5. Step 5: Solve for x
    x = 258,106,867,327.72/580,363.24
  6. Step 6: Final answer
    x = 444,733.31

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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.