Home / 340,828.83-470,344.71-204,940.59

Finding the Fourth Proportional to 340,828.83, 470,344.71 and 204,940.59

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Solution

The fourth proportional to 340,828.83, 470,344.71 and 204,940.59 is: 282,818.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,828.83 : 470,344.71 = 204,940.59 : x
  2. Step 2: Convert to fraction form
    340,828.83/470,344.71 = 204,940.59/x
  3. Step 3: Cross multiply
    340,828.83x = 470,344.71 × 204,940.59
  4. Step 4: Simplify right side
    340,828.83x = 96,392,722,370.78
  5. Step 5: Solve for x
    x = 96,392,722,370.78/340,828.83
  6. Step 6: Final answer
    x = 282,818.57

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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.