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Finding the Fourth Proportional to 365,527.20, 547,513.20 and 303,319.20

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Solution

The fourth proportional to 365,527.20, 547,513.20 and 303,319.20 is: 454,333.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,527.20 : 547,513.20 = 303,319.20 : x
  2. Step 2: Convert to fraction form
    365,527.20/547,513.20 = 303,319.20/x
  3. Step 3: Cross multiply
    365,527.20x = 547,513.20 × 303,319.20
  4. Step 4: Simplify right side
    365,527.20x = 166,071,265,813.44
  5. Step 5: Solve for x
    x = 166,071,265,813.44/365,527.20
  6. Step 6: Final answer
    x = 454,333.54

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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.