Home / 1,144,213.92-1,716,405.12-302,760

Finding the Fourth Proportional to 1,144,213.92, 1,716,405.12 and 302,760

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Solution

The fourth proportional to 1,144,213.92, 1,716,405.12 and 302,760 is: 454,162.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,213.92 : 1,716,405.12 = 302,760 : x
  2. Step 2: Convert to fraction form
    1,144,213.92/1,716,405.12 = 302,760/x
  3. Step 3: Cross multiply
    1,144,213.92x = 1,716,405.12 × 302,760
  4. Step 4: Simplify right side
    1,144,213.92x = 519,658,814,131.20
  5. Step 5: Solve for x
    x = 519,658,814,131.20/1,144,213.92
  6. Step 6: Final answer
    x = 454,162.29

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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.