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Finding the Fourth Proportional to 349,100.34, 523,680.60 and 96,380.88

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Solution

The fourth proportional to 349,100.34, 523,680.60 and 96,380.88 is: 144,579.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,100.34 : 523,680.60 = 96,380.88 : x
  2. Step 2: Convert to fraction form
    349,100.34/523,680.60 = 96,380.88/x
  3. Step 3: Cross multiply
    349,100.34x = 523,680.60 × 96,380.88
  4. Step 4: Simplify right side
    349,100.34x = 50,472,797,066.93
  5. Step 5: Solve for x
    x = 50,472,797,066.93/349,100.34
  6. Step 6: Final answer
    x = 144,579.63

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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.