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Finding the Fourth Proportional to 1,337.96, 2,007.09 and 364.14

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Solution

The fourth proportional to 1,337.96, 2,007.09 and 364.14 is: 546.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337.96 : 2,007.09 = 364.14 : x
  2. Step 2: Convert to fraction form
    1,337.96/2,007.09 = 364.14/x
  3. Step 3: Cross multiply
    1,337.96x = 2,007.09 × 364.14
  4. Step 4: Simplify right side
    1,337.96x = 730,861.75
  5. Step 5: Solve for x
    x = 730,861.75/1,337.96
  6. Step 6: Final answer
    x = 546.25

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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.