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Finding the Fourth Proportional to 329,874.88, 455,178.93 and 184,673.11

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Solution

The fourth proportional to 329,874.88, 455,178.93 and 184,673.11 is: 254,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,874.88 : 455,178.93 = 184,673.11 : x
  2. Step 2: Convert to fraction form
    329,874.88/455,178.93 = 184,673.11/x
  3. Step 3: Cross multiply
    329,874.88x = 455,178.93 × 184,673.11
  4. Step 4: Simplify right side
    329,874.88x = 84,059,308,486.02
  5. Step 5: Solve for x
    x = 84,059,308,486.02/329,874.88
  6. Step 6: Final answer
    x = 254,821.79

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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.