Home / 907,993.96-1,361,987.28-276,905.94

Finding the Fourth Proportional to 907,993.96, 1,361,987.28 and 276,905.94

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Solution

The fourth proportional to 907,993.96, 1,361,987.28 and 276,905.94 is: 415,357.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,993.96 : 1,361,987.28 = 276,905.94 : x
  2. Step 2: Convert to fraction form
    907,993.96/1,361,987.28 = 276,905.94/x
  3. Step 3: Cross multiply
    907,993.96x = 1,361,987.28 × 276,905.94
  4. Step 4: Simplify right side
    907,993.96x = 377,142,368,036.44
  5. Step 5: Solve for x
    x = 377,142,368,036.44/907,993.96
  6. Step 6: Final answer
    x = 415,357.79

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Similar ratio
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1.5x scale

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.