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Finding the Fourth Proportional to 337,213, 505,819.86 and 100,549.72

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Solution

The fourth proportional to 337,213, 505,819.86 and 100,549.72 is: 150,824.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,213 : 505,819.86 = 100,549.72 : x
  2. Step 2: Convert to fraction form
    337,213/505,819.86 = 100,549.72/x
  3. Step 3: Cross multiply
    337,213x = 505,819.86 × 100,549.72
  4. Step 4: Simplify right side
    337,213x = 50,860,045,293.44
  5. Step 5: Solve for x
    x = 50,860,045,293.44/337,213
  6. Step 6: Final answer
    x = 150,824.69

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1.5x scale

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.