Home / 976,719.39-1,465,134.38-302,896.49

Finding the Fourth Proportional to 976,719.39, 1,465,134.38 and 302,896.49

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Solution

The fourth proportional to 976,719.39, 1,465,134.38 and 302,896.49 is: 454,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,719.39 : 1,465,134.38 = 302,896.49 : x
  2. Step 2: Convert to fraction form
    976,719.39/1,465,134.38 = 302,896.49/x
  3. Step 3: Cross multiply
    976,719.39x = 1,465,134.38 × 302,896.49
  4. Step 4: Simplify right side
    976,719.39x = 443,784,054,511.90
  5. Step 5: Solve for x
    x = 443,784,054,511.90/976,719.39
  6. Step 6: Final answer
    x = 454,361.88

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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.