Home / 340,964.63-511,467.43-104,309.36

Finding the Fourth Proportional to 340,964.63, 511,467.43 and 104,309.36

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Solution

The fourth proportional to 340,964.63, 511,467.43 and 104,309.36 is: 156,470.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,964.63 : 511,467.43 = 104,309.36 : x
  2. Step 2: Convert to fraction form
    340,964.63/511,467.43 = 104,309.36/x
  3. Step 3: Cross multiply
    340,964.63x = 511,467.43 × 104,309.36
  4. Step 4: Simplify right side
    340,964.63x = 53,350,840,284.14
  5. Step 5: Solve for x
    x = 53,350,840,284.14/340,964.63
  6. Step 6: Final answer
    x = 156,470.31

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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.