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Finding the Fourth Proportional to 270,326.33, 405,224.64 and 150,440.45

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Solution

The fourth proportional to 270,326.33, 405,224.64 and 150,440.45 is: 225,513.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,326.33 : 405,224.64 = 150,440.45 : x
  2. Step 2: Convert to fraction form
    270,326.33/405,224.64 = 150,440.45/x
  3. Step 3: Cross multiply
    270,326.33x = 405,224.64 × 150,440.45
  4. Step 4: Simplify right side
    270,326.33x = 60,962,175,166.56
  5. Step 5: Solve for x
    x = 60,962,175,166.56/270,326.33
  6. Step 6: Final answer
    x = 225,513.28

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1.5x scale

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.