Home / 397,619.44-596,802.83-208,215.73

Finding the Fourth Proportional to 397,619.44, 596,802.83 and 208,215.73

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Solution

The fourth proportional to 397,619.44, 596,802.83 and 208,215.73 is: 312,519.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,619.44 : 596,802.83 = 208,215.73 : x
  2. Step 2: Convert to fraction form
    397,619.44/596,802.83 = 208,215.73/x
  3. Step 3: Cross multiply
    397,619.44x = 596,802.83 × 208,215.73
  4. Step 4: Simplify right side
    397,619.44x = 124,263,736,914.52
  5. Step 5: Solve for x
    x = 124,263,736,914.52/397,619.44
  6. Step 6: Final answer
    x = 312,519.27

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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.