Home / 320,231.63-441,942.53-176,988.59

Finding the Fourth Proportional to 320,231.63, 441,942.53 and 176,988.59

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Solution

The fourth proportional to 320,231.63, 441,942.53 and 176,988.59 is: 244,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,231.63 : 441,942.53 = 176,988.59 : x
  2. Step 2: Convert to fraction form
    320,231.63/441,942.53 = 176,988.59/x
  3. Step 3: Cross multiply
    320,231.63x = 441,942.53 × 176,988.59
  4. Step 4: Simplify right side
    320,231.63x = 78,218,784,360.79
  5. Step 5: Solve for x
    x = 78,218,784,360.79/320,231.63
  6. Step 6: Final answer
    x = 244,256.90

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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.