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Finding the Fourth Proportional to 365,759.26, 548,872.16 and 155,397.20

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Solution

The fourth proportional to 365,759.26, 548,872.16 and 155,397.20 is: 233,194.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,759.26 : 548,872.16 = 155,397.20 : x
  2. Step 2: Convert to fraction form
    365,759.26/548,872.16 = 155,397.20/x
  3. Step 3: Cross multiply
    365,759.26x = 548,872.16 × 155,397.20
  4. Step 4: Simplify right side
    365,759.26x = 85,293,196,821.95
  5. Step 5: Solve for x
    x = 85,293,196,821.95/365,759.26
  6. Step 6: Final answer
    x = 233,194.91

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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.