Finding the Fourth Proportional to 416,346.24, 624,550.96 and 163,504.74
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Solution
The fourth proportional to 416,346.24, 624,550.96 and 163,504.74 is: 245,269.52
Step by Step Solution
- Step 1: Write the proportion equation
416,346.24 : 624,550.96 = 163,504.74 : x - Step 2: Convert to fraction form
416,346.24/624,550.96 = 163,504.74/x - Step 3: Cross multiply
416,346.24x = 624,550.96 × 163,504.74 - Step 4: Simplify right side
416,346.24x = 102,117,042,331.55 - Step 5: Solve for x
x = 102,117,042,331.55/416,346.24 - Step 6: Final answer
x = 245,269.52
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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.