Finding the Fourth Proportional to 298,646.58, 412,102.32 and 183,906.84
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Solution
The fourth proportional to 298,646.58, 412,102.32 and 183,906.84 is: 253,772.99
Step by Step Solution
- Step 1: Write the proportion equation
298,646.58 : 412,102.32 = 183,906.84 : x - Step 2: Convert to fraction form
298,646.58/412,102.32 = 183,906.84/x - Step 3: Cross multiply
298,646.58x = 412,102.32 × 183,906.84 - Step 4: Simplify right side
298,646.58x = 75,788,435,427.87 - Step 5: Solve for x
x = 75,788,435,427.87/298,646.58 - Step 6: Final answer
x = 253,772.99
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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.