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Finding the Fourth Proportional to 297,184.76, 410,113.59 and 161,218.79

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Solution

The fourth proportional to 297,184.76, 410,113.59 and 161,218.79 is: 222,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,184.76 : 410,113.59 = 161,218.79 : x
  2. Step 2: Convert to fraction form
    297,184.76/410,113.59 = 161,218.79/x
  3. Step 3: Cross multiply
    297,184.76x = 410,113.59 × 161,218.79
  4. Step 4: Simplify right side
    297,184.76x = 66,118,016,742.36
  5. Step 5: Solve for x
    x = 66,118,016,742.36/297,184.76
  6. Step 6: Final answer
    x = 222,481.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.