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Finding the Fourth Proportional to 270,952.76, 373,914.75 and 148,449.49

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Solution

The fourth proportional to 270,952.76, 373,914.75 and 148,449.49 is: 204,860.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,952.76 : 373,914.75 = 148,449.49 : x
  2. Step 2: Convert to fraction form
    270,952.76/373,914.75 = 148,449.49/x
  3. Step 3: Cross multiply
    270,952.76x = 373,914.75 × 148,449.49
  4. Step 4: Simplify right side
    270,952.76x = 55,507,453,940.98
  5. Step 5: Solve for x
    x = 55,507,453,940.98/270,952.76
  6. Step 6: Final answer
    x = 204,860.26

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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.