Finding the Fourth Proportional to 627,527.74, 865,994.97 and 341,047.84
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Solution
The fourth proportional to 627,527.74, 865,994.97 and 341,047.84 is: 470,649.65
Step by Step Solution
- Step 1: Write the proportion equation
627,527.74 : 865,994.97 = 341,047.84 : x - Step 2: Convert to fraction form
627,527.74/865,994.97 = 341,047.84/x - Step 3: Cross multiply
627,527.74x = 865,994.97 × 341,047.84 - Step 4: Simplify right side
627,527.74x = 295,345,713,969.37 - Step 5: Solve for x
x = 295,345,713,969.37/627,527.74 - Step 6: Final answer
x = 470,649.65
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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.