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Finding the Fourth Proportional to 504,874.22, 757,305.29 and 145,053.92

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Solution

The fourth proportional to 504,874.22, 757,305.29 and 145,053.92 is: 217,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,874.22 : 757,305.29 = 145,053.92 : x
  2. Step 2: Convert to fraction form
    504,874.22/757,305.29 = 145,053.92/x
  3. Step 3: Cross multiply
    504,874.22x = 757,305.29 × 145,053.92
  4. Step 4: Simplify right side
    504,874.22x = 109,850,103,207.14
  5. Step 5: Solve for x
    x = 109,850,103,207.14/504,874.22
  6. Step 6: Final answer
    x = 217,579.15

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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.