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Finding the Fourth Proportional to 270,706.16, 373,575.21 and 149,855.78

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Solution

The fourth proportional to 270,706.16, 373,575.21 and 149,855.78 is: 206,801.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,706.16 : 373,575.21 = 149,855.78 : x
  2. Step 2: Convert to fraction form
    270,706.16/373,575.21 = 149,855.78/x
  3. Step 3: Cross multiply
    270,706.16x = 373,575.21 × 149,855.78
  4. Step 4: Simplify right side
    270,706.16x = 55,982,404,483.21
  5. Step 5: Solve for x
    x = 55,982,404,483.21/270,706.16
  6. Step 6: Final answer
    x = 206,801.37

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1.5x scale

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.