Home / 629,865.48-945,164.12-265,100.28

Finding the Fourth Proportional to 629,865.48, 945,164.12 and 265,100.28

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Solution

The fourth proportional to 629,865.48, 945,164.12 and 265,100.28 is: 397,804.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,865.48 : 945,164.12 = 265,100.28 : x
  2. Step 2: Convert to fraction form
    629,865.48/945,164.12 = 265,100.28/x
  3. Step 3: Cross multiply
    629,865.48x = 945,164.12 × 265,100.28
  4. Step 4: Simplify right side
    629,865.48x = 250,563,272,857.95
  5. Step 5: Solve for x
    x = 250,563,272,857.95/629,865.48
  6. Step 6: Final answer
    x = 397,804.42

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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.