Home / 457,277.82-631,025.46-250,542.50

Finding the Fourth Proportional to 457,277.82, 631,025.46 and 250,542.50

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Solution

The fourth proportional to 457,277.82, 631,025.46 and 250,542.50 is: 345,738.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,277.82 : 631,025.46 = 250,542.50 : x
  2. Step 2: Convert to fraction form
    457,277.82/631,025.46 = 250,542.50/x
  3. Step 3: Cross multiply
    457,277.82x = 631,025.46 × 250,542.50
  4. Step 4: Simplify right side
    457,277.82x = 158,098,696,312.05
  5. Step 5: Solve for x
    x = 158,098,696,312.05/457,277.82
  6. Step 6: Final answer
    x = 345,738.83

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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.