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Finding the Fourth Proportional to 477,546.85, 659,010.97 and 262,682.20

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Solution

The fourth proportional to 477,546.85, 659,010.97 and 262,682.20 is: 362,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,546.85 : 659,010.97 = 262,682.20 : x
  2. Step 2: Convert to fraction form
    477,546.85/659,010.97 = 262,682.20/x
  3. Step 3: Cross multiply
    477,546.85x = 659,010.97 × 262,682.20
  4. Step 4: Simplify right side
    477,546.85x = 173,110,451,423.73
  5. Step 5: Solve for x
    x = 173,110,451,423.73/477,546.85
  6. Step 6: Final answer
    x = 362,499.41

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1.5x scale

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.