Finding the Fourth Proportional to 297,028.68, 445,543.71 and 208,676.62
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Solution
The fourth proportional to 297,028.68, 445,543.71 and 208,676.62 is: 313,015.40
Step by Step Solution
- Step 1: Write the proportion equation
297,028.68 : 445,543.71 = 208,676.62 : x - Step 2: Convert to fraction form
297,028.68/445,543.71 = 208,676.62/x - Step 3: Cross multiply
297,028.68x = 445,543.71 × 208,676.62 - Step 4: Simplify right side
297,028.68x = 92,974,552,193.96 - Step 5: Solve for x
x = 92,974,552,193.96/297,028.68 - Step 6: Final answer
x = 313,015.40
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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.