Home / 351,357.36-484,872.61-190,212.36

Finding the Fourth Proportional to 351,357.36, 484,872.61 and 190,212.36

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Solution

The fourth proportional to 351,357.36, 484,872.61 and 190,212.36 is: 262,492.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,357.36 : 484,872.61 = 190,212.36 : x
  2. Step 2: Convert to fraction form
    351,357.36/484,872.61 = 190,212.36/x
  3. Step 3: Cross multiply
    351,357.36x = 484,872.61 × 190,212.36
  4. Step 4: Simplify right side
    351,357.36x = 92,228,763,447.46
  5. Step 5: Solve for x
    x = 92,228,763,447.46/351,357.36
  6. Step 6: Final answer
    x = 262,492.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.