Home / 477,972.56-659,601.92-263,111.50

Finding the Fourth Proportional to 477,972.56, 659,601.92 and 263,111.50

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Solution

The fourth proportional to 477,972.56, 659,601.92 and 263,111.50 is: 363,093.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,972.56 : 659,601.92 = 263,111.50 : x
  2. Step 2: Convert to fraction form
    477,972.56/659,601.92 = 263,111.50/x
  3. Step 3: Cross multiply
    477,972.56x = 659,601.92 × 263,111.50
  4. Step 4: Simplify right side
    477,972.56x = 173,548,850,574.08
  5. Step 5: Solve for x
    x = 173,548,850,574.08/477,972.56
  6. Step 6: Final answer
    x = 363,093.75

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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.