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Finding the Fourth Proportional to 254,026.72, 350,485.52 and 200,144.48

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Solution

The fourth proportional to 254,026.72, 350,485.52 and 200,144.48 is: 276,143.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,026.72 : 350,485.52 = 200,144.48 : x
  2. Step 2: Convert to fraction form
    254,026.72/350,485.52 = 200,144.48/x
  3. Step 3: Cross multiply
    254,026.72x = 350,485.52 × 200,144.48
  4. Step 4: Simplify right side
    254,026.72x = 70,147,742,147.93
  5. Step 5: Solve for x
    x = 70,147,742,147.93/254,026.72
  6. Step 6: Final answer
    x = 276,143.16

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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.