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Finding the Fourth Proportional to 365,760.90, 504,829.02 and 222,567.06

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Solution

The fourth proportional to 365,760.90, 504,829.02 and 222,567.06 is: 307,190.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,760.90 : 504,829.02 = 222,567.06 : x
  2. Step 2: Convert to fraction form
    365,760.90/504,829.02 = 222,567.06/x
  3. Step 3: Cross multiply
    365,760.90x = 504,829.02 × 222,567.06
  4. Step 4: Simplify right side
    365,760.90x = 112,358,310,784.08
  5. Step 5: Solve for x
    x = 112,358,310,784.08/365,760.90
  6. Step 6: Final answer
    x = 307,190.60

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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.