Home / 904,999.80-1,356,635.70-336,228.60

Finding the Fourth Proportional to 904,999.80, 1,356,635.70 and 336,228.60

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Solution

The fourth proportional to 904,999.80, 1,356,635.70 and 336,228.60 is: 504,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,999.80 : 1,356,635.70 = 336,228.60 : x
  2. Step 2: Convert to fraction form
    904,999.80/1,356,635.70 = 336,228.60/x
  3. Step 3: Cross multiply
    904,999.80x = 1,356,635.70 × 336,228.60
  4. Step 4: Simplify right side
    904,999.80x = 456,139,722,121.02
  5. Step 5: Solve for x
    x = 456,139,722,121.02/904,999.80
  6. Step 6: Final answer
    x = 504,021.90

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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.