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Finding the Fourth Proportional to 652,504.60, 978,270.90 and 337,187.80

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Solution

The fourth proportional to 652,504.60, 978,270.90 and 337,187.80 is: 505,530.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,504.60 : 978,270.90 = 337,187.80 : x
  2. Step 2: Convert to fraction form
    652,504.60/978,270.90 = 337,187.80/x
  3. Step 3: Cross multiply
    652,504.60x = 978,270.90 × 337,187.80
  4. Step 4: Simplify right side
    652,504.60x = 329,861,012,575.02
  5. Step 5: Solve for x
    x = 329,861,012,575.02/652,504.60
  6. Step 6: Final answer
    x = 505,530.55

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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.