Finding the Fourth Proportional to 403,445.58, 605,212.02 and 150,847.08
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Solution
The fourth proportional to 403,445.58, 605,212.02 and 150,847.08 is: 226,286.94
Step by Step Solution
- Step 1: Write the proportion equation
403,445.58 : 605,212.02 = 150,847.08 : x - Step 2: Convert to fraction form
403,445.58/605,212.02 = 150,847.08/x - Step 3: Cross multiply
403,445.58x = 605,212.02 × 150,847.08 - Step 4: Simplify right side
403,445.58x = 91,294,465,997.90 - Step 5: Solve for x
x = 91,294,465,997.90/403,445.58 - Step 6: Final answer
x = 226,286.94
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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.