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Finding the Fourth Proportional to 329,714.87, 494,503.05 and 93,002.19

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Solution

The fourth proportional to 329,714.87, 494,503.05 and 93,002.19 is: 139,483.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,714.87 : 494,503.05 = 93,002.19 : x
  2. Step 2: Convert to fraction form
    329,714.87/494,503.05 = 93,002.19/x
  3. Step 3: Cross multiply
    329,714.87x = 494,503.05 × 93,002.19
  4. Step 4: Simplify right side
    329,714.87x = 45,989,866,611.68
  5. Step 5: Solve for x
    x = 45,989,866,611.68/329,714.87
  6. Step 6: Final answer
    x = 139,483.75

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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.