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Finding the Fourth Proportional to 432,900.33, 649,350.46 and 117,349.03

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Solution

The fourth proportional to 432,900.33, 649,350.46 and 117,349.03 is: 176,023.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,900.33 : 649,350.46 = 117,349.03 : x
  2. Step 2: Convert to fraction form
    432,900.33/649,350.46 = 117,349.03/x
  3. Step 3: Cross multiply
    432,900.33x = 649,350.46 × 117,349.03
  4. Step 4: Simplify right side
    432,900.33x = 76,200,646,611.05
  5. Step 5: Solve for x
    x = 76,200,646,611.05/432,900.33
  6. Step 6: Final answer
    x = 176,023.54

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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.