Home / 631,141.85-946,845.79-204,644.43

Finding the Fourth Proportional to 631,141.85, 946,845.79 and 204,644.43

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Solution

The fourth proportional to 631,141.85, 946,845.79 and 204,644.43 is: 307,009.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,141.85 : 946,845.79 = 204,644.43 : x
  2. Step 2: Convert to fraction form
    631,141.85/946,845.79 = 204,644.43/x
  3. Step 3: Cross multiply
    631,141.85x = 946,845.79 × 204,644.43
  4. Step 4: Simplify right side
    631,141.85x = 193,766,716,992.45
  5. Step 5: Solve for x
    x = 193,766,716,992.45/631,141.85
  6. Step 6: Final answer
    x = 307,009.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.