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Finding the Fourth Proportional to 337,212, 505,818.36 and 100,548.72

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Solution

The fourth proportional to 337,212, 505,818.36 and 100,548.72 is: 150,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,212 : 505,818.36 = 100,548.72 : x
  2. Step 2: Convert to fraction form
    337,212/505,818.36 = 100,548.72/x
  3. Step 3: Cross multiply
    337,212x = 505,818.36 × 100,548.72
  4. Step 4: Simplify right side
    337,212x = 50,859,388,650.50
  5. Step 5: Solve for x
    x = 50,859,388,650.50/337,212
  6. Step 6: Final answer
    x = 150,823.19

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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.