Home / 1,009,611.39-1,393,272.60-550,727.97

Finding the Fourth Proportional to 1,009,611.39, 1,393,272.60 and 550,727.97

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Solution

The fourth proportional to 1,009,611.39, 1,393,272.60 and 550,727.97 is: 760,009.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,611.39 : 1,393,272.60 = 550,727.97 : x
  2. Step 2: Convert to fraction form
    1,009,611.39/1,393,272.60 = 550,727.97/x
  3. Step 3: Cross multiply
    1,009,611.39x = 1,393,272.60 × 550,727.97
  4. Step 4: Simplify right side
    1,009,611.39x = 767,314,190,654.62
  5. Step 5: Solve for x
    x = 767,314,190,654.62/1,009,611.39
  6. Step 6: Final answer
    x = 760,009.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.