Home / 1,166,458.26-1,749,687.40-279,994.26

Finding the Fourth Proportional to 1,166,458.26, 1,749,687.40 and 279,994.26

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Solution

The fourth proportional to 1,166,458.26, 1,749,687.40 and 279,994.26 is: 419,991.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,458.26 : 1,749,687.40 = 279,994.26 : x
  2. Step 2: Convert to fraction form
    1,166,458.26/1,749,687.40 = 279,994.26/x
  3. Step 3: Cross multiply
    1,166,458.26x = 1,749,687.40 × 279,994.26
  4. Step 4: Simplify right side
    1,166,458.26x = 489,902,428,794.32
  5. Step 5: Solve for x
    x = 489,902,428,794.32/1,166,458.26
  6. Step 6: Final answer
    x = 419,991.39

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Double scale
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Similar ratio
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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.