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Finding the Fourth Proportional to 329,697.61, 455,007.14 and 184,517.94

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Solution

The fourth proportional to 329,697.61, 455,007.14 and 184,517.94 is: 254,648.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,697.61 : 455,007.14 = 184,517.94 : x
  2. Step 2: Convert to fraction form
    329,697.61/455,007.14 = 184,517.94/x
  3. Step 3: Cross multiply
    329,697.61x = 455,007.14 × 184,517.94
  4. Step 4: Simplify right side
    329,697.61x = 83,956,979,235.50
  5. Step 5: Solve for x
    x = 83,956,979,235.50/329,697.61
  6. Step 6: Final answer
    x = 254,648.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.