Finding the Fourth Proportional to 852,302.04, 1,176,243.30 and 489,852.42
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Solution
The fourth proportional to 852,302.04, 1,176,243.30 and 489,852.42 is: 676,034.55
Step by Step Solution
- Step 1: Write the proportion equation
852,302.04 : 1,176,243.30 = 489,852.42 : x - Step 2: Convert to fraction form
852,302.04/1,176,243.30 = 489,852.42/x - Step 3: Cross multiply
852,302.04x = 1,176,243.30 × 489,852.42 - Step 4: Simplify right side
852,302.04x = 576,185,627,013.79 - Step 5: Solve for x
x = 576,185,627,013.79/852,302.04 - Step 6: Final answer
x = 676,034.55
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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.