Finding the Fourth Proportional to 329,292.49, 454,427.16 and 193,328.07
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Solution
The fourth proportional to 329,292.49, 454,427.16 and 193,328.07 is: 266,794.80
Step by Step Solution
- Step 1: Write the proportion equation
329,292.49 : 454,427.16 = 193,328.07 : x - Step 2: Convert to fraction form
329,292.49/454,427.16 = 193,328.07/x - Step 3: Cross multiply
329,292.49x = 454,427.16 × 193,328.07 - Step 4: Simplify right side
329,292.49x = 87,853,524,456.77 - Step 5: Solve for x
x = 87,853,524,456.77/329,292.49 - Step 6: Final answer
x = 266,794.80
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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.