Home / 436,470.26-655,055.30-226,168.34

Finding the Fourth Proportional to 436,470.26, 655,055.30 and 226,168.34

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Solution

The fourth proportional to 436,470.26, 655,055.30 and 226,168.34 is: 339,433.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,470.26 : 655,055.30 = 226,168.34 : x
  2. Step 2: Convert to fraction form
    436,470.26/655,055.30 = 226,168.34/x
  3. Step 3: Cross multiply
    436,470.26x = 655,055.30 × 226,168.34
  4. Step 4: Simplify right side
    436,470.26x = 148,152,767,099.35
  5. Step 5: Solve for x
    x = 148,152,767,099.35/436,470.26
  6. Step 6: Final answer
    x = 339,433.82

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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.