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Finding the Fourth Proportional to 329,729.48, 455,051.15 and 184,549.80

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Solution

The fourth proportional to 329,729.48, 455,051.15 and 184,549.80 is: 254,692.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,729.48 : 455,051.15 = 184,549.80 : x
  2. Step 2: Convert to fraction form
    329,729.48/455,051.15 = 184,549.80/x
  3. Step 3: Cross multiply
    329,729.48x = 455,051.15 × 184,549.80
  4. Step 4: Simplify right side
    329,729.48x = 83,979,598,722.27
  5. Step 5: Solve for x
    x = 83,979,598,722.27/329,729.48
  6. Step 6: Final answer
    x = 254,692.42

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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.