Home / 754,769.28-1,132,165.44-193,791.36

Finding the Fourth Proportional to 754,769.28, 1,132,165.44 and 193,791.36

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Solution

The fourth proportional to 754,769.28, 1,132,165.44 and 193,791.36 is: 290,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,769.28 : 1,132,165.44 = 193,791.36 : x
  2. Step 2: Convert to fraction form
    754,769.28/1,132,165.44 = 193,791.36/x
  3. Step 3: Cross multiply
    754,769.28x = 1,132,165.44 × 193,791.36
  4. Step 4: Simplify right side
    754,769.28x = 219,403,880,362.60
  5. Step 5: Solve for x
    x = 219,403,880,362.60/754,769.28
  6. Step 6: Final answer
    x = 290,690.00

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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.