Home / 436,650.24-655,328.40-226,348.32

Finding the Fourth Proportional to 436,650.24, 655,328.40 and 226,348.32

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Solution

The fourth proportional to 436,650.24, 655,328.40 and 226,348.32 is: 339,705.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,650.24 : 655,328.40 = 226,348.32 : x
  2. Step 2: Convert to fraction form
    436,650.24/655,328.40 = 226,348.32/x
  3. Step 3: Cross multiply
    436,650.24x = 655,328.40 × 226,348.32
  4. Step 4: Simplify right side
    436,650.24x = 148,332,482,388.29
  5. Step 5: Solve for x
    x = 148,332,482,388.29/436,650.24
  6. Step 6: Final answer
    x = 339,705.49

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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.