Home / 316,247.04-436,419.36-173,004.48

Finding the Fourth Proportional to 316,247.04, 436,419.36 and 173,004.48

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Solution

The fourth proportional to 316,247.04, 436,419.36 and 173,004.48 is: 238,745.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,247.04 : 436,419.36 = 173,004.48 : x
  2. Step 2: Convert to fraction form
    316,247.04/436,419.36 = 173,004.48/x
  3. Step 3: Cross multiply
    316,247.04x = 436,419.36 × 173,004.48
  4. Step 4: Simplify right side
    316,247.04x = 75,502,504,438.73
  5. Step 5: Solve for x
    x = 75,502,504,438.73/316,247.04
  6. Step 6: Final answer
    x = 238,745.33

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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.