Finding the Fourth Proportional to 308,117.40, 462,176.10 and 202,363.80
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Solution
The fourth proportional to 308,117.40, 462,176.10 and 202,363.80 is: 303,545.70
Step by Step Solution
- Step 1: Write the proportion equation
308,117.40 : 462,176.10 = 202,363.80 : x - Step 2: Convert to fraction form
308,117.40/462,176.10 = 202,363.80/x - Step 3: Cross multiply
308,117.40x = 462,176.10 × 202,363.80 - Step 4: Simplify right side
308,117.40x = 93,527,711,865.18 - Step 5: Solve for x
x = 93,527,711,865.18/308,117.40 - Step 6: Final answer
x = 303,545.70
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1.5x scale
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.