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Finding the Fourth Proportional to 477,644.96, 659,150.01 and 262,780.41

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Solution

The fourth proportional to 477,644.96, 659,150.01 and 262,780.41 is: 362,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,644.96 : 659,150.01 = 262,780.41 : x
  2. Step 2: Convert to fraction form
    477,644.96/659,150.01 = 262,780.41/x
  3. Step 3: Cross multiply
    477,644.96x = 659,150.01 × 262,780.41
  4. Step 4: Simplify right side
    477,644.96x = 173,211,709,879.30
  5. Step 5: Solve for x
    x = 173,211,709,879.30/477,644.96
  6. Step 6: Final answer
    x = 362,636.95

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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.