Finding the Fourth Proportional to 300,212.55, 450,316.28 and 122,594.99
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Solution
The fourth proportional to 300,212.55, 450,316.28 and 122,594.99 is: 183,891.44
Step by Step Solution
- Step 1: Write the proportion equation
300,212.55 : 450,316.28 = 122,594.99 : x - Step 2: Convert to fraction form
300,212.55/450,316.28 = 122,594.99/x - Step 3: Cross multiply
300,212.55x = 450,316.28 × 122,594.99 - Step 4: Simplify right side
300,212.55x = 55,206,517,898.34 - Step 5: Solve for x
x = 55,206,517,898.34/300,212.55 - Step 6: Final answer
x = 183,891.44
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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.