Finding the Fourth Proportional to 727,971.18, 1,092,112.29 and 254,671.98
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Solution
The fourth proportional to 727,971.18, 1,092,112.29 and 254,671.98 is: 382,062.38
Step by Step Solution
- Step 1: Write the proportion equation
727,971.18 : 1,092,112.29 = 254,671.98 : x - Step 2: Convert to fraction form
727,971.18/1,092,112.29 = 254,671.98/x - Step 3: Cross multiply
727,971.18x = 1,092,112.29 × 254,671.98 - Step 4: Simplify right side
727,971.18x = 278,130,399,276.63 - Step 5: Solve for x
x = 278,130,399,276.63/727,971.18 - Step 6: Final answer
x = 382,062.38
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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.