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Finding the Fourth Proportional to 329,751, 494,294.16 and 129,994.08

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Solution

The fourth proportional to 329,751, 494,294.16 and 129,994.08 is: 194,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,751 : 494,294.16 = 129,994.08 : x
  2. Step 2: Convert to fraction form
    329,751/494,294.16 = 129,994.08/x
  3. Step 3: Cross multiply
    329,751x = 494,294.16 × 129,994.08
  4. Step 4: Simplify right side
    329,751x = 64,255,314,578.57
  5. Step 5: Solve for x
    x = 64,255,314,578.57/329,751
  6. Step 6: Final answer
    x = 194,860.11

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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.