Finding the Fourth Proportional to 262,829.74, 362,705.18 and 141,971.02
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Solution
The fourth proportional to 262,829.74, 362,705.18 and 141,971.02 is: 195,920.09
Step by Step Solution
- Step 1: Write the proportion equation
262,829.74 : 362,705.18 = 141,971.02 : x - Step 2: Convert to fraction form
262,829.74/362,705.18 = 141,971.02/x - Step 3: Cross multiply
262,829.74x = 362,705.18 × 141,971.02 - Step 4: Simplify right side
262,829.74x = 51,493,625,586.07 - Step 5: Solve for x
x = 51,493,625,586.07/262,829.74 - Step 6: Final answer
x = 195,920.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.