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Finding the Fourth Proportional to 606,605.76, 908,690.60 and 302,082.41

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Solution

The fourth proportional to 606,605.76, 908,690.60 and 302,082.41 is: 452,517.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,605.76 : 908,690.60 = 302,082.41 : x
  2. Step 2: Convert to fraction form
    606,605.76/908,690.60 = 302,082.41/x
  3. Step 3: Cross multiply
    606,605.76x = 908,690.60 × 302,082.41
  4. Step 4: Simplify right side
    606,605.76x = 274,499,449,419.28
  5. Step 5: Solve for x
    x = 274,499,449,419.28/606,605.76
  6. Step 6: Final answer
    x = 452,517.05

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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.