Finding the Fourth Proportional to 801,366.18, 1,202,243.67 and 240,400.68
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Solution
The fourth proportional to 801,366.18, 1,202,243.67 and 240,400.68 is: 360,659.34
Step by Step Solution
- Step 1: Write the proportion equation
801,366.18 : 1,202,243.67 = 240,400.68 : x - Step 2: Convert to fraction form
801,366.18/1,202,243.67 = 240,400.68/x - Step 3: Cross multiply
801,366.18x = 1,202,243.67 × 240,400.68 - Step 4: Simplify right side
801,366.18x = 289,020,195,793.70 - Step 5: Solve for x
x = 289,020,195,793.70/801,366.18 - Step 6: Final answer
x = 360,659.34
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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.