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Finding the Fourth Proportional to 270,745.14, 373,626.76 and 148,248.64

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Solution

The fourth proportional to 270,745.14, 373,626.76 and 148,248.64 is: 204,582.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,745.14 : 373,626.76 = 148,248.64 : x
  2. Step 2: Convert to fraction form
    270,745.14/373,626.76 = 148,248.64/x
  3. Step 3: Cross multiply
    270,745.14x = 373,626.76 × 148,248.64
  4. Step 4: Simplify right side
    270,745.14x = 55,389,659,037.61
  5. Step 5: Solve for x
    x = 55,389,659,037.61/270,745.14
  6. Step 6: Final answer
    x = 204,582.28

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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.