Finding the Fourth Proportional to 296,202.40, 408,770.16 and 168,876.64
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Solution
The fourth proportional to 296,202.40, 408,770.16 and 168,876.64 is: 233,055.95
Step by Step Solution
- Step 1: Write the proportion equation
296,202.40 : 408,770.16 = 168,876.64 : x - Step 2: Convert to fraction form
296,202.40/408,770.16 = 168,876.64/x - Step 3: Cross multiply
296,202.40x = 408,770.16 × 168,876.64 - Step 4: Simplify right side
296,202.40x = 69,031,731,153.06 - Step 5: Solve for x
x = 69,031,731,153.06/296,202.40 - Step 6: Final answer
x = 233,055.95
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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.