Finding the Fourth Proportional to 299,476.92, 447,274.95 and 271,340.76
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Solution
The fourth proportional to 299,476.92, 447,274.95 and 271,340.76 is: 405,253.02
Step by Step Solution
- Step 1: Write the proportion equation
299,476.92 : 447,274.95 = 271,340.76 : x - Step 2: Convert to fraction form
299,476.92/447,274.95 = 271,340.76/x - Step 3: Cross multiply
299,476.92x = 447,274.95 × 271,340.76 - Step 4: Simplify right side
299,476.92x = 121,363,924,861.96 - Step 5: Solve for x
x = 121,363,924,861.96/299,476.92 - Step 6: Final answer
x = 405,253.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.