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Finding the Fourth Proportional to 552,605.22, 762,596.37 and 326,265.30

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Solution

The fourth proportional to 552,605.22, 762,596.37 and 326,265.30 is: 450,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,605.22 : 762,596.37 = 326,265.30 : x
  2. Step 2: Convert to fraction form
    552,605.22/762,596.37 = 326,265.30/x
  3. Step 3: Cross multiply
    552,605.22x = 762,596.37 × 326,265.30
  4. Step 4: Simplify right side
    552,605.22x = 248,808,733,436.96
  5. Step 5: Solve for x
    x = 248,808,733,436.96/552,605.22
  6. Step 6: Final answer
    x = 450,246.80

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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.