Finding the Fourth Proportional to 298,137.08, 411,535.99 and 177,277.99
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Solution
The fourth proportional to 298,137.08, 411,535.99 and 177,277.99 is: 244,707.15
Step by Step Solution
- Step 1: Write the proportion equation
298,137.08 : 411,535.99 = 177,277.99 : x - Step 2: Convert to fraction form
298,137.08/411,535.99 = 177,277.99/x - Step 3: Cross multiply
298,137.08x = 411,535.99 × 177,277.99 - Step 4: Simplify right side
298,137.08x = 72,956,274,241.69 - Step 5: Solve for x
x = 72,956,274,241.69/298,137.08 - Step 6: Final answer
x = 244,707.15
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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.