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Finding the Fourth Proportional to 273,002.30, 408,519.30 and 184,428.80

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Solution

The fourth proportional to 273,002.30, 408,519.30 and 184,428.80 is: 275,978.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,002.30 : 408,519.30 = 184,428.80 : x
  2. Step 2: Convert to fraction form
    273,002.30/408,519.30 = 184,428.80/x
  3. Step 3: Cross multiply
    273,002.30x = 408,519.30 × 184,428.80
  4. Step 4: Simplify right side
    273,002.30x = 75,342,724,275.84
  5. Step 5: Solve for x
    x = 75,342,724,275.84/273,002.30
  6. Step 6: Final answer
    x = 275,978.35

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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.