Finding the Fourth Proportional to 298,701.70, 448,052.55 and 246,213.70
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Solution
The fourth proportional to 298,701.70, 448,052.55 and 246,213.70 is: 369,320.55
Step by Step Solution
- Step 1: Write the proportion equation
298,701.70 : 448,052.55 = 246,213.70 : x - Step 2: Convert to fraction form
298,701.70/448,052.55 = 246,213.70/x - Step 3: Cross multiply
298,701.70x = 448,052.55 × 246,213.70 - Step 4: Simplify right side
298,701.70x = 110,316,676,129.94 - Step 5: Solve for x
x = 110,316,676,129.94/298,701.70 - Step 6: Final answer
x = 369,320.55
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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.