Finding the Fourth Proportional to 356,628.08, 491,254.44 and 271,597.52
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Solution
The fourth proportional to 356,628.08, 491,254.44 and 271,597.52 is: 374,125.02
Step by Step Solution
- Step 1: Write the proportion equation
356,628.08 : 491,254.44 = 271,597.52 : x - Step 2: Convert to fraction form
356,628.08/491,254.44 = 271,597.52/x - Step 3: Cross multiply
356,628.08x = 491,254.44 × 271,597.52 - Step 4: Simplify right side
356,628.08x = 133,423,487,592.99 - Step 5: Solve for x
x = 133,423,487,592.99/356,628.08 - Step 6: Final answer
x = 374,125.02
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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.