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Finding the Fourth Proportional to 580,032.01, 800,540.44 and 338,314.58

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Solution

The fourth proportional to 580,032.01, 800,540.44 and 338,314.58 is: 466,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,032.01 : 800,540.44 = 338,314.58 : x
  2. Step 2: Convert to fraction form
    580,032.01/800,540.44 = 338,314.58/x
  3. Step 3: Cross multiply
    580,032.01x = 800,540.44 × 338,314.58
  4. Step 4: Simplify right side
    580,032.01x = 270,834,501,885.83
  5. Step 5: Solve for x
    x = 270,834,501,885.83/580,032.01
  6. Step 6: Final answer
    x = 466,930.27

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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.