Home / 695,469.57-1,043,081.04-316,301.49

Finding the Fourth Proportional to 695,469.57, 1,043,081.04 and 316,301.49

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Solution

The fourth proportional to 695,469.57, 1,043,081.04 and 316,301.49 is: 474,396.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,469.57 : 1,043,081.04 = 316,301.49 : x
  2. Step 2: Convert to fraction form
    695,469.57/1,043,081.04 = 316,301.49/x
  3. Step 3: Cross multiply
    695,469.57x = 1,043,081.04 × 316,301.49
  4. Step 4: Simplify right side
    695,469.57x = 329,928,087,142.75
  5. Step 5: Solve for x
    x = 329,928,087,142.75/695,469.57
  6. Step 6: Final answer
    x = 474,396.15

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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.