Finding the Fourth Proportional to 349,548.07, 521,770.28 and 299,946.91
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Solution
The fourth proportional to 349,548.07, 521,770.28 and 299,946.91 is: 447,730.65
Step by Step Solution
- Step 1: Write the proportion equation
349,548.07 : 521,770.28 = 299,946.91 : x - Step 2: Convert to fraction form
349,548.07/521,770.28 = 299,946.91/x - Step 3: Cross multiply
349,548.07x = 521,770.28 × 299,946.91 - Step 4: Simplify right side
349,548.07x = 156,503,383,493.11 - Step 5: Solve for x
x = 156,503,383,493.11/349,548.07 - Step 6: Final answer
x = 447,730.65
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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.