Home / 294,018.33-405,778.02-164,978.04

Finding the Fourth Proportional to 294,018.33, 405,778.02 and 164,978.04

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Solution

The fourth proportional to 294,018.33, 405,778.02 and 164,978.04 is: 227,688.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,018.33 : 405,778.02 = 164,978.04 : x
  2. Step 2: Convert to fraction form
    294,018.33/405,778.02 = 164,978.04/x
  3. Step 3: Cross multiply
    294,018.33x = 405,778.02 × 164,978.04
  4. Step 4: Simplify right side
    294,018.33x = 66,944,462,414.68
  5. Step 5: Solve for x
    x = 66,944,462,414.68/294,018.33
  6. Step 6: Final answer
    x = 227,688.06

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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.