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Finding the Fourth Proportional to 433,670.39, 650,538.39 and 134,181.24

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Solution

The fourth proportional to 433,670.39, 650,538.39 and 134,181.24 is: 201,282.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,670.39 : 650,538.39 = 134,181.24 : x
  2. Step 2: Convert to fraction form
    433,670.39/650,538.39 = 134,181.24/x
  3. Step 3: Cross multiply
    433,670.39x = 650,538.39 × 134,181.24
  4. Step 4: Simplify right side
    433,670.39x = 87,290,047,837.80
  5. Step 5: Solve for x
    x = 87,290,047,837.80/433,670.39
  6. Step 6: Final answer
    x = 201,282.01

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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.