Finding the Fourth Proportional to 416,444.55, 624,923.79 and 163,680.63
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Solution
The fourth proportional to 416,444.55, 624,923.79 and 163,680.63 is: 245,621.94
Step by Step Solution
- Step 1: Write the proportion equation
416,444.55 : 624,923.79 = 163,680.63 : x - Step 2: Convert to fraction form
416,444.55/624,923.79 = 163,680.63/x - Step 3: Cross multiply
416,444.55x = 624,923.79 × 163,680.63 - Step 4: Simplify right side
416,444.55x = 102,287,919,649.19 - Step 5: Solve for x
x = 102,287,919,649.19/416,444.55 - Step 6: Final answer
x = 245,621.94
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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.