Finding the Fourth Proportional to 247,211.40, 371,594.70 and 242,545.80
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Solution
The fourth proportional to 247,211.40, 371,594.70 and 242,545.80 is: 364,581.62
Step by Step Solution
- Step 1: Write the proportion equation
247,211.40 : 371,594.70 = 242,545.80 : x - Step 2: Convert to fraction form
247,211.40/371,594.70 = 242,545.80/x - Step 3: Cross multiply
247,211.40x = 371,594.70 × 242,545.80 - Step 4: Simplify right side
247,211.40x = 90,128,733,787.26 - Step 5: Solve for x
x = 90,128,733,787.26/247,211.40 - Step 6: Final answer
x = 364,581.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.