Home / 477,876.11-659,443.88-262,974.60

Finding the Fourth Proportional to 477,876.11, 659,443.88 and 262,974.60

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Solution

The fourth proportional to 477,876.11, 659,443.88 and 262,974.60 is: 362,891.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,876.11 : 659,443.88 = 262,974.60 : x
  2. Step 2: Convert to fraction form
    477,876.11/659,443.88 = 262,974.60/x
  3. Step 3: Cross multiply
    477,876.11x = 659,443.88 × 262,974.60
  4. Step 4: Simplify right side
    477,876.11x = 173,416,991,222.88
  5. Step 5: Solve for x
    x = 173,416,991,222.88/477,876.11
  6. Step 6: Final answer
    x = 362,891.11

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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.