Finding the Fourth Proportional to 298,991.08, 412,606.02 and 164,855.08
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Solution
The fourth proportional to 298,991.08, 412,606.02 and 164,855.08 is: 227,499.09
Step by Step Solution
- Step 1: Write the proportion equation
298,991.08 : 412,606.02 = 164,855.08 : x - Step 2: Convert to fraction form
298,991.08/412,606.02 = 164,855.08/x - Step 3: Cross multiply
298,991.08x = 412,606.02 × 164,855.08 - Step 4: Simplify right side
298,991.08x = 68,020,198,435.58 - Step 5: Solve for x
x = 68,020,198,435.58/298,991.08 - Step 6: Final answer
x = 227,499.09
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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.