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Finding the Fourth Proportional to 329,579.59, 494,369.38 and 152,034.07

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Solution

The fourth proportional to 329,579.59, 494,369.38 and 152,034.07 is: 228,051.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,579.59 : 494,369.38 = 152,034.07 : x
  2. Step 2: Convert to fraction form
    329,579.59/494,369.38 = 152,034.07/x
  3. Step 3: Cross multiply
    329,579.59x = 494,369.38 × 152,034.07
  4. Step 4: Simplify right side
    329,579.59x = 75,160,987,878.90
  5. Step 5: Solve for x
    x = 75,160,987,878.90/329,579.59
  6. Step 6: Final answer
    x = 228,051.10

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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.