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Finding the Fourth Proportional to 490,233.60, 735,350.40 and 365,817.60

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Solution

The fourth proportional to 490,233.60, 735,350.40 and 365,817.60 is: 548,726.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,233.60 : 735,350.40 = 365,817.60 : x
  2. Step 2: Convert to fraction form
    490,233.60/735,350.40 = 365,817.60/x
  3. Step 3: Cross multiply
    490,233.60x = 735,350.40 × 365,817.60
  4. Step 4: Simplify right side
    490,233.60x = 269,004,118,487.04
  5. Step 5: Solve for x
    x = 269,004,118,487.04/490,233.60
  6. Step 6: Final answer
    x = 548,726.40

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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.