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Finding the Fourth Proportional to 326,457.64, 449,770.44 and 252,616.24

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Solution

The fourth proportional to 326,457.64, 449,770.44 and 252,616.24 is: 348,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,457.64 : 449,770.44 = 252,616.24 : x
  2. Step 2: Convert to fraction form
    326,457.64/449,770.44 = 252,616.24/x
  3. Step 3: Cross multiply
    326,457.64x = 449,770.44 × 252,616.24
  4. Step 4: Simplify right side
    326,457.64x = 113,619,317,415.95
  5. Step 5: Solve for x
    x = 113,619,317,415.95/326,457.64
  6. Step 6: Final answer
    x = 348,036.94

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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.