Home / 667,945.44-1,001,932.74-401,928.48

Finding the Fourth Proportional to 667,945.44, 1,001,932.74 and 401,928.48

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Solution

The fourth proportional to 667,945.44, 1,001,932.74 and 401,928.48 is: 602,901.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,945.44 : 1,001,932.74 = 401,928.48 : x
  2. Step 2: Convert to fraction form
    667,945.44/1,001,932.74 = 401,928.48/x
  3. Step 3: Cross multiply
    667,945.44x = 1,001,932.74 × 401,928.48
  4. Step 4: Simplify right side
    667,945.44x = 402,705,303,250.44
  5. Step 5: Solve for x
    x = 402,705,303,250.44/667,945.44
  6. Step 6: Final answer
    x = 602,901.49

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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.