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Finding the Fourth Proportional to 504,009.20, 756,186.60 and 223,727.60

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Solution

The fourth proportional to 504,009.20, 756,186.60 and 223,727.60 is: 335,668.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,009.20 : 756,186.60 = 223,727.60 : x
  2. Step 2: Convert to fraction form
    504,009.20/756,186.60 = 223,727.60/x
  3. Step 3: Cross multiply
    504,009.20x = 756,186.60 × 223,727.60
  4. Step 4: Simplify right side
    504,009.20x = 169,179,813,170.16
  5. Step 5: Solve for x
    x = 169,179,813,170.16/504,009.20
  6. Step 6: Final answer
    x = 335,668.11

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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.