Home / 631,416.29-946,533.94-231,949.80

Finding the Fourth Proportional to 631,416.29, 946,533.94 and 231,949.80

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Solution

The fourth proportional to 631,416.29, 946,533.94 and 231,949.80 is: 347,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,416.29 : 946,533.94 = 231,949.80 : x
  2. Step 2: Convert to fraction form
    631,416.29/946,533.94 = 231,949.80/x
  3. Step 3: Cross multiply
    631,416.29x = 946,533.94 × 231,949.80
  4. Step 4: Simplify right side
    631,416.29x = 219,548,361,137.00
  5. Step 5: Solve for x
    x = 219,548,361,137.00/631,416.29
  6. Step 6: Final answer
    x = 347,707.79

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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.