Finding the Fourth Proportional to 443,766.06, 612,326.79 and 252,783.18
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Solution
The fourth proportional to 443,766.06, 612,326.79 and 252,783.18 is: 348,800.70
Step by Step Solution
- Step 1: Write the proportion equation
443,766.06 : 612,326.79 = 252,783.18 : x - Step 2: Convert to fraction form
443,766.06/612,326.79 = 252,783.18/x - Step 3: Cross multiply
443,766.06x = 612,326.79 × 252,783.18 - Step 4: Simplify right side
443,766.06x = 154,785,913,175.39 - Step 5: Solve for x
x = 154,785,913,175.39/443,766.06 - Step 6: Final answer
x = 348,800.70
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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.