Finding the Fourth Proportional to 327,344.49, 451,989.59 and 255,600.09
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Solution
The fourth proportional to 327,344.49, 451,989.59 and 255,600.09 is: 352,926.60
Step by Step Solution
- Step 1: Write the proportion equation
327,344.49 : 451,989.59 = 255,600.09 : x - Step 2: Convert to fraction form
327,344.49/451,989.59 = 255,600.09/x - Step 3: Cross multiply
327,344.49x = 451,989.59 × 255,600.09 - Step 4: Simplify right side
327,344.49x = 115,528,578,605.06 - Step 5: Solve for x
x = 115,528,578,605.06/327,344.49 - Step 6: Final answer
x = 352,926.60
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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.