Finding the Fourth Proportional to 848,955.06, 1,272,994.38 and 249,838.43
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Solution
The fourth proportional to 848,955.06, 1,272,994.38 and 249,838.43 is: 374,628.68
Step by Step Solution
- Step 1: Write the proportion equation
848,955.06 : 1,272,994.38 = 249,838.43 : x - Step 2: Convert to fraction form
848,955.06/1,272,994.38 = 249,838.43/x - Step 3: Cross multiply
848,955.06x = 1,272,994.38 × 249,838.43 - Step 4: Simplify right side
848,955.06x = 318,042,910,933.05 - Step 5: Solve for x
x = 318,042,910,933.05/848,955.06 - Step 6: Final answer
x = 374,628.68
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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.