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Finding the Fourth Proportional to 652,249.60, 978,374.40 and 231,470.80

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Solution

The fourth proportional to 652,249.60, 978,374.40 and 231,470.80 is: 347,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,249.60 : 978,374.40 = 231,470.80 : x
  2. Step 2: Convert to fraction form
    652,249.60/978,374.40 = 231,470.80/x
  3. Step 3: Cross multiply
    652,249.60x = 978,374.40 × 231,470.80
  4. Step 4: Simplify right side
    652,249.60x = 226,465,105,067.52
  5. Step 5: Solve for x
    x = 226,465,105,067.52/652,249.60
  6. Step 6: Final answer
    x = 347,206.20

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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.