Home / 976,719.64-1,465,134.75-302,896.74

Finding the Fourth Proportional to 976,719.64, 1,465,134.75 and 302,896.74

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Solution

The fourth proportional to 976,719.64, 1,465,134.75 and 302,896.74 is: 454,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,719.64 : 1,465,134.75 = 302,896.74 : x
  2. Step 2: Convert to fraction form
    976,719.64/1,465,134.75 = 302,896.74/x
  3. Step 3: Cross multiply
    976,719.64x = 1,465,134.75 × 302,896.74
  4. Step 4: Simplify right side
    976,719.64x = 443,784,539,435.72
  5. Step 5: Solve for x
    x = 443,784,539,435.72/976,719.64
  6. Step 6: Final answer
    x = 454,362.26

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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.