Home / 541,434.24-812,949.68-302,015.91

Finding the Fourth Proportional to 541,434.24, 812,949.68 and 302,015.91

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Solution

The fourth proportional to 541,434.24, 812,949.68 and 302,015.91 is: 453,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,434.24 : 812,949.68 = 302,015.91 : x
  2. Step 2: Convert to fraction form
    541,434.24/812,949.68 = 302,015.91/x
  3. Step 3: Cross multiply
    541,434.24x = 812,949.68 × 302,015.91
  4. Step 4: Simplify right side
    541,434.24x = 245,523,735,879.33
  5. Step 5: Solve for x
    x = 245,523,735,879.33/541,434.24
  6. Step 6: Final answer
    x = 453,469.17

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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.