Finding the Fourth Proportional to 750,269.93, 1,035,471.07 and 427,906.13
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Solution
The fourth proportional to 750,269.93, 1,035,471.07 and 427,906.13 is: 590,566.68
Step by Step Solution
- Step 1: Write the proportion equation
750,269.93 : 1,035,471.07 = 427,906.13 : x - Step 2: Convert to fraction form
750,269.93/1,035,471.07 = 427,906.13/x - Step 3: Cross multiply
750,269.93x = 1,035,471.07 × 427,906.13 - Step 4: Simplify right side
750,269.93x = 443,084,418,290.66 - Step 5: Solve for x
x = 443,084,418,290.66/750,269.93 - Step 6: Final answer
x = 590,566.68
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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.