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Finding the Fourth Proportional to 364,668.88, 503,241.96 and 203,522.16

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Solution

The fourth proportional to 364,668.88, 503,241.96 and 203,522.16 is: 280,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,668.88 : 503,241.96 = 203,522.16 : x
  2. Step 2: Convert to fraction form
    364,668.88/503,241.96 = 203,522.16/x
  3. Step 3: Cross multiply
    364,668.88x = 503,241.96 × 203,522.16
  4. Step 4: Simplify right side
    364,668.88x = 102,420,890,701.83
  5. Step 5: Solve for x
    x = 102,420,890,701.83/364,668.88
  6. Step 6: Final answer
    x = 280,859.97

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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.