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Finding the Fourth Proportional to 366,251.22, 504,251.73 and 285,575.22

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Solution

The fourth proportional to 366,251.22, 504,251.73 and 285,575.22 is: 393,177.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,251.22 : 504,251.73 = 285,575.22 : x
  2. Step 2: Convert to fraction form
    366,251.22/504,251.73 = 285,575.22/x
  3. Step 3: Cross multiply
    366,251.22x = 504,251.73 × 285,575.22
  4. Step 4: Simplify right side
    366,251.22x = 144,001,798,730.13
  5. Step 5: Solve for x
    x = 144,001,798,730.13/366,251.22
  6. Step 6: Final answer
    x = 393,177.66

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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.