Finding the Fourth Proportional to 617,580.06, 926,203.62 and 218,168.26
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Solution
The fourth proportional to 617,580.06, 926,203.62 and 218,168.26 is: 327,193.58
Step by Step Solution
- Step 1: Write the proportion equation
617,580.06 : 926,203.62 = 218,168.26 : x - Step 2: Convert to fraction form
617,580.06/926,203.62 = 218,168.26/x - Step 3: Cross multiply
617,580.06x = 926,203.62 × 218,168.26 - Step 4: Simplify right side
617,580.06x = 202,068,232,181.10 - Step 5: Solve for x
x = 202,068,232,181.10/617,580.06 - Step 6: Final answer
x = 327,193.58
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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.