Home / 704,539.75-1,057,004.03-205,903.75

Finding the Fourth Proportional to 704,539.75, 1,057,004.03 and 205,903.75

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Solution

The fourth proportional to 704,539.75, 1,057,004.03 and 205,903.75 is: 308,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,539.75 : 1,057,004.03 = 205,903.75 : x
  2. Step 2: Convert to fraction form
    704,539.75/1,057,004.03 = 205,903.75/x
  3. Step 3: Cross multiply
    704,539.75x = 1,057,004.03 × 205,903.75
  4. Step 4: Simplify right side
    704,539.75x = 217,641,093,542.11
  5. Step 5: Solve for x
    x = 217,641,093,542.11/704,539.75
  6. Step 6: Final answer
    x = 308,912.44

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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.