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Finding the Fourth Proportional to 365,162.06, 547,290.93 and 206,910.74

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Solution

The fourth proportional to 365,162.06, 547,290.93 and 206,910.74 is: 310,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,162.06 : 547,290.93 = 206,910.74 : x
  2. Step 2: Convert to fraction form
    365,162.06/547,290.93 = 206,910.74/x
  3. Step 3: Cross multiply
    365,162.06x = 547,290.93 × 206,910.74
  4. Step 4: Simplify right side
    365,162.06x = 113,240,371,321.59
  5. Step 5: Solve for x
    x = 113,240,371,321.59/365,162.06
  6. Step 6: Final answer
    x = 310,109.90

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1.5x scale

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.