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Finding the Fourth Proportional to 433,143.32, 649,825.66 and 166,832.32

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Solution

The fourth proportional to 433,143.32, 649,825.66 and 166,832.32 is: 250,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,143.32 : 649,825.66 = 166,832.32 : x
  2. Step 2: Convert to fraction form
    433,143.32/649,825.66 = 166,832.32/x
  3. Step 3: Cross multiply
    433,143.32x = 649,825.66 × 166,832.32
  4. Step 4: Simplify right side
    433,143.32x = 108,411,922,453.33
  5. Step 5: Solve for x
    x = 108,411,922,453.33/433,143.32
  6. Step 6: Final answer
    x = 250,291.11

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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.