Finding the Fourth Proportional to 399,847.26, 551,767.94 and 218,524.26
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Solution
The fourth proportional to 399,847.26, 551,767.94 and 218,524.26 is: 301,551.85
Step by Step Solution
- Step 1: Write the proportion equation
399,847.26 : 551,767.94 = 218,524.26 : x - Step 2: Convert to fraction form
399,847.26/551,767.94 = 218,524.26/x - Step 3: Cross multiply
399,847.26x = 551,767.94 × 218,524.26 - Step 4: Simplify right side
399,847.26x = 120,574,680,780.22 - Step 5: Solve for x
x = 120,574,680,780.22/399,847.26 - Step 6: Final answer
x = 301,551.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.