Home / 477,961.77-659,587.08-263,100.75

Finding the Fourth Proportional to 477,961.77, 659,587.08 and 263,100.75

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Solution

The fourth proportional to 477,961.77, 659,587.08 and 263,100.75 is: 363,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,961.77 : 659,587.08 = 263,100.75 : x
  2. Step 2: Convert to fraction form
    477,961.77/659,587.08 = 263,100.75/x
  3. Step 3: Cross multiply
    477,961.77x = 659,587.08 × 263,100.75
  4. Step 4: Simplify right side
    477,961.77x = 173,537,855,438.31
  5. Step 5: Solve for x
    x = 173,537,855,438.31/477,961.77
  6. Step 6: Final answer
    x = 363,078.95

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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.