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Finding the Fourth Proportional to 580,582.46, 801,063.56 and 338,726.98

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Solution

The fourth proportional to 580,582.46, 801,063.56 and 338,726.98 is: 467,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,582.46 : 801,063.56 = 338,726.98 : x
  2. Step 2: Convert to fraction form
    580,582.46/801,063.56 = 338,726.98/x
  3. Step 3: Cross multiply
    580,582.46x = 801,063.56 × 338,726.98
  4. Step 4: Simplify right side
    580,582.46x = 271,341,840,466.85
  5. Step 5: Solve for x
    x = 271,341,840,466.85/580,582.46
  6. Step 6: Final answer
    x = 467,361.42

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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.