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Finding the Fourth Proportional to 262,081.73, 393,326.72 and 182,679.05

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Solution

The fourth proportional to 262,081.73, 393,326.72 and 182,679.05 is: 274,160.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,081.73 : 393,326.72 = 182,679.05 : x
  2. Step 2: Convert to fraction form
    262,081.73/393,326.72 = 182,679.05/x
  3. Step 3: Cross multiply
    262,081.73x = 393,326.72 × 182,679.05
  4. Step 4: Simplify right side
    262,081.73x = 71,852,551,549.22
  5. Step 5: Solve for x
    x = 71,852,551,549.22/262,081.73
  6. Step 6: Final answer
    x = 274,160.86

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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.