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Finding the Fourth Proportional to 254,450.10, 380,897.55 and 254,450.10

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Solution

The fourth proportional to 254,450.10, 380,897.55 and 254,450.10 is: 380,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,450.10 : 380,897.55 = 254,450.10 : x
  2. Step 2: Convert to fraction form
    254,450.10/380,897.55 = 254,450.10/x
  3. Step 3: Cross multiply
    254,450.10x = 380,897.55 × 254,450.10
  4. Step 4: Simplify right side
    254,450.10x = 96,919,419,687.26
  5. Step 5: Solve for x
    x = 96,919,419,687.26/254,450.10
  6. Step 6: Final answer
    x = 380,897.55

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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.