Finding the Fourth Proportional to 304,504.88, 420,217.55 and 168,548.19
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Solution
The fourth proportional to 304,504.88, 420,217.55 and 168,548.19 is: 232,596.95
Step by Step Solution
- Step 1: Write the proportion equation
304,504.88 : 420,217.55 = 168,548.19 : x - Step 2: Convert to fraction form
304,504.88/420,217.55 = 168,548.19/x - Step 3: Cross multiply
304,504.88x = 420,217.55 × 168,548.19 - Step 4: Simplify right side
304,504.88x = 70,826,906,615.99 - Step 5: Solve for x
x = 70,826,906,615.99/304,504.88 - Step 6: Final answer
x = 232,596.95
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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.