Finding the Fourth Proportional to 301,130.74, 451,720.68 and 151,293.70
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Solution
The fourth proportional to 301,130.74, 451,720.68 and 151,293.70 is: 226,952.89
Step by Step Solution
- Step 1: Write the proportion equation
301,130.74 : 451,720.68 = 151,293.70 : x - Step 2: Convert to fraction form
301,130.74/451,720.68 = 151,293.70/x - Step 3: Cross multiply
301,130.74x = 451,720.68 × 151,293.70 - Step 4: Simplify right side
301,130.74x = 68,342,493,043.72 - Step 5: Solve for x
x = 68,342,493,043.72/301,130.74 - Step 6: Final answer
x = 226,952.89
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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.