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Finding the Fourth Proportional to 200,896.40, 301,344.60 and 169,403.60

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Solution

The fourth proportional to 200,896.40, 301,344.60 and 169,403.60 is: 254,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,896.40 : 301,344.60 = 169,403.60 : x
  2. Step 2: Convert to fraction form
    200,896.40/301,344.60 = 169,403.60/x
  3. Step 3: Cross multiply
    200,896.40x = 301,344.60 × 169,403.60
  4. Step 4: Simplify right side
    200,896.40x = 51,048,860,080.56
  5. Step 5: Solve for x
    x = 51,048,860,080.56/200,896.40
  6. Step 6: Final answer
    x = 254,105.40

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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.