Finding the Fourth Proportional to 801,970.68, 1,202,971.38 and 262,228.97
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Solution
The fourth proportional to 801,970.68, 1,202,971.38 and 262,228.97 is: 393,348.48
Step by Step Solution
- Step 1: Write the proportion equation
801,970.68 : 1,202,971.38 = 262,228.97 : x - Step 2: Convert to fraction form
801,970.68/1,202,971.38 = 262,228.97/x - Step 3: Cross multiply
801,970.68x = 1,202,971.38 × 262,228.97 - Step 4: Simplify right side
801,970.68x = 315,453,948,924.31 - Step 5: Solve for x
x = 315,453,948,924.31/801,970.68 - Step 6: Final answer
x = 393,348.48
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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.