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Finding the Fourth Proportional to 436,767.06, 655,169.22 and 152,486.22

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Solution

The fourth proportional to 436,767.06, 655,169.22 and 152,486.22 is: 228,735.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,767.06 : 655,169.22 = 152,486.22 : x
  2. Step 2: Convert to fraction form
    436,767.06/655,169.22 = 152,486.22/x
  3. Step 3: Cross multiply
    436,767.06x = 655,169.22 × 152,486.22
  4. Step 4: Simplify right side
    436,767.06x = 99,904,277,818.15
  5. Step 5: Solve for x
    x = 99,904,277,818.15/436,767.06
  6. Step 6: Final answer
    x = 228,735.83

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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.