Finding the Fourth Proportional to 432,319.71, 596,611.26 and 271,181.55
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Solution
The fourth proportional to 432,319.71, 596,611.26 and 271,181.55 is: 374,236.85
Step by Step Solution
- Step 1: Write the proportion equation
432,319.71 : 596,611.26 = 271,181.55 : x - Step 2: Convert to fraction form
432,319.71/596,611.26 = 271,181.55/x - Step 3: Cross multiply
432,319.71x = 596,611.26 × 271,181.55 - Step 4: Simplify right side
432,319.71x = 161,789,966,234.25 - Step 5: Solve for x
x = 161,789,966,234.25/432,319.71 - Step 6: Final answer
x = 374,236.85
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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.