Home / 907,801.56-1,361,921.04-276,676.56

Finding the Fourth Proportional to 907,801.56, 1,361,921.04 and 276,676.56

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Solution

The fourth proportional to 907,801.56, 1,361,921.04 and 276,676.56 is: 415,081.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,801.56 : 1,361,921.04 = 276,676.56 : x
  2. Step 2: Convert to fraction form
    907,801.56/1,361,921.04 = 276,676.56/x
  3. Step 3: Cross multiply
    907,801.56x = 1,361,921.04 × 276,676.56
  4. Step 4: Simplify right side
    907,801.56x = 376,811,628,338.82
  5. Step 5: Solve for x
    x = 376,811,628,338.82/907,801.56
  6. Step 6: Final answer
    x = 415,081.49

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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.