Home / 270,733.83-405,656.87-191,706.18

Finding the Fourth Proportional to 270,733.83, 405,656.87 and 191,706.18

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Solution

The fourth proportional to 270,733.83, 405,656.87 and 191,706.18 is: 287,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,733.83 : 405,656.87 = 191,706.18 : x
  2. Step 2: Convert to fraction form
    270,733.83/405,656.87 = 191,706.18/x
  3. Step 3: Cross multiply
    270,733.83x = 405,656.87 × 191,706.18
  4. Step 4: Simplify right side
    270,733.83x = 77,766,927,979.93
  5. Step 5: Solve for x
    x = 77,766,927,979.93/270,733.83
  6. Step 6: Final answer
    x = 287,244.96

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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.