Home / 1,253,165.00-1,729,322.96-709,289.12

Finding the Fourth Proportional to 1,253,165.00, 1,729,322.96 and 709,289.12

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Solution

The fourth proportional to 1,253,165.00, 1,729,322.96 and 709,289.12 is: 978,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,165.00 : 1,729,322.96 = 709,289.12 : x
  2. Step 2: Convert to fraction form
    1,253,165.00/1,729,322.96 = 709,289.12/x
  3. Step 3: Cross multiply
    1,253,165.00x = 1,729,322.96 × 709,289.12
  4. Step 4: Simplify right side
    1,253,165.00x = 1,226,589,952,555.98
  5. Step 5: Solve for x
    x = 1,226,589,952,555.98/1,253,165.00
  6. Step 6: Final answer
    x = 978,793.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.