Home / 844,904.80-1,266,942.48-417,947.32

Finding the Fourth Proportional to 844,904.80, 1,266,942.48 and 417,947.32

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Solution

The fourth proportional to 844,904.80, 1,266,942.48 and 417,947.32 is: 626,715.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,904.80 : 1,266,942.48 = 417,947.32 : x
  2. Step 2: Convert to fraction form
    844,904.80/1,266,942.48 = 417,947.32/x
  3. Step 3: Cross multiply
    844,904.80x = 1,266,942.48 × 417,947.32
  4. Step 4: Simplify right side
    844,904.80x = 529,515,214,110.15
  5. Step 5: Solve for x
    x = 529,515,214,110.15/844,904.80
  6. Step 6: Final answer
    x = 626,715.83

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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.