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Finding the Fourth Proportional to 436,189.83, 601,902.25 and 252,396.63

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Solution

The fourth proportional to 436,189.83, 601,902.25 and 252,396.63 is: 348,284.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,189.83 : 601,902.25 = 252,396.63 : x
  2. Step 2: Convert to fraction form
    436,189.83/601,902.25 = 252,396.63/x
  3. Step 3: Cross multiply
    436,189.83x = 601,902.25 × 252,396.63
  4. Step 4: Simplify right side
    436,189.83x = 151,918,098,858.43
  5. Step 5: Solve for x
    x = 151,918,098,858.43/436,189.83
  6. Step 6: Final answer
    x = 348,284.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.