Finding the Fourth Proportional to 299,948.14, 413,933.39 and 179,099.99
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Solution
The fourth proportional to 299,948.14, 413,933.39 and 179,099.99 is: 247,160.95
Step by Step Solution
- Step 1: Write the proportion equation
299,948.14 : 413,933.39 = 179,099.99 : x - Step 2: Convert to fraction form
299,948.14/413,933.39 = 179,099.99/x - Step 3: Cross multiply
299,948.14x = 413,933.39 × 179,099.99 - Step 4: Simplify right side
299,948.14x = 74,135,466,009.67 - Step 5: Solve for x
x = 74,135,466,009.67/299,948.14 - Step 6: Final answer
x = 247,160.95
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.