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Finding the Fourth Proportional to 652,309.40, 978,561.30 and 231,550.04

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Solution

The fourth proportional to 652,309.40, 978,561.30 and 231,550.04 is: 347,359.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,309.40 : 978,561.30 = 231,550.04 : x
  2. Step 2: Convert to fraction form
    652,309.40/978,561.30 = 231,550.04/x
  3. Step 3: Cross multiply
    652,309.40x = 978,561.30 × 231,550.04
  4. Step 4: Simplify right side
    652,309.40x = 226,585,908,157.45
  5. Step 5: Solve for x
    x = 226,585,908,157.45/652,309.40
  6. Step 6: Final answer
    x = 347,359.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.