Home / 641,798.37-962,719.87-304,665.33

Finding the Fourth Proportional to 641,798.37, 962,719.87 and 304,665.33

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Solution

The fourth proportional to 641,798.37, 962,719.87 and 304,665.33 is: 457,008.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,798.37 : 962,719.87 = 304,665.33 : x
  2. Step 2: Convert to fraction form
    641,798.37/962,719.87 = 304,665.33/x
  3. Step 3: Cross multiply
    641,798.37x = 962,719.87 × 304,665.33
  4. Step 4: Simplify right side
    641,798.37x = 293,307,366,891.11
  5. Step 5: Solve for x
    x = 293,307,366,891.11/641,798.37
  6. Step 6: Final answer
    x = 457,008.59

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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.