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Finding the Fourth Proportional to 477,690.02, 659,250.22 and 273,759.92

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Solution

The fourth proportional to 477,690.02, 659,250.22 and 273,759.92 is: 377,810.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,690.02 : 659,250.22 = 273,759.92 : x
  2. Step 2: Convert to fraction form
    477,690.02/659,250.22 = 273,759.92/x
  3. Step 3: Cross multiply
    477,690.02x = 659,250.22 × 273,759.92
  4. Step 4: Simplify right side
    477,690.02x = 180,476,285,892.96
  5. Step 5: Solve for x
    x = 180,476,285,892.96/477,690.02
  6. Step 6: Final answer
    x = 377,810.46

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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.