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Finding the Fourth Proportional to 270,433.01, 373,224.78 and 149,583.50

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Solution

The fourth proportional to 270,433.01, 373,224.78 and 149,583.50 is: 206,440.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,433.01 : 373,224.78 = 149,583.50 : x
  2. Step 2: Convert to fraction form
    270,433.01/373,224.78 = 149,583.50/x
  3. Step 3: Cross multiply
    270,433.01x = 373,224.78 × 149,583.50
  4. Step 4: Simplify right side
    270,433.01x = 55,828,267,013.01
  5. Step 5: Solve for x
    x = 55,828,267,013.01/270,433.01
  6. Step 6: Final answer
    x = 206,440.29

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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.