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Finding the Fourth Proportional to 304,662.56, 457,087.26 and 136,324.60

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Solution

The fourth proportional to 304,662.56, 457,087.26 and 136,324.60 is: 204,528.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,662.56 : 457,087.26 = 136,324.60 : x
  2. Step 2: Convert to fraction form
    304,662.56/457,087.26 = 136,324.60/x
  3. Step 3: Cross multiply
    304,662.56x = 457,087.26 × 136,324.60
  4. Step 4: Simplify right side
    304,662.56x = 62,312,237,884.60
  5. Step 5: Solve for x
    x = 62,312,237,884.60/304,662.56
  6. Step 6: Final answer
    x = 204,528.70

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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.