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Finding the Fourth Proportional to 580,141.62, 800,582.94 and 322,003.44

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Solution

The fourth proportional to 580,141.62, 800,582.94 and 322,003.44 is: 444,357.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,141.62 : 800,582.94 = 322,003.44 : x
  2. Step 2: Convert to fraction form
    580,141.62/800,582.94 = 322,003.44/x
  3. Step 3: Cross multiply
    580,141.62x = 800,582.94 × 322,003.44
  4. Step 4: Simplify right side
    580,141.62x = 257,790,460,685.31
  5. Step 5: Solve for x
    x = 257,790,460,685.31/580,141.62
  6. Step 6: Final answer
    x = 444,357.81

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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.