Finding the Fourth Proportional to 416,153.63, 574,293.97 and 234,873.20
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Solution
The fourth proportional to 416,153.63, 574,293.97 and 234,873.20 is: 324,126.12
Step by Step Solution
- Step 1: Write the proportion equation
416,153.63 : 574,293.97 = 234,873.20 : x - Step 2: Convert to fraction form
416,153.63/574,293.97 = 234,873.20/x - Step 3: Cross multiply
416,153.63x = 574,293.97 × 234,873.20 - Step 4: Simplify right side
416,153.63x = 134,886,264,203.93 - Step 5: Solve for x
x = 134,886,264,203.93/416,153.63 - Step 6: Final answer
x = 324,126.12
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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.