Finding the Fourth Proportional to 866,523.42, 1,299,413.34 and 297,961.74
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Solution
The fourth proportional to 866,523.42, 1,299,413.34 and 297,961.74 is: 446,814.77
Step by Step Solution
- Step 1: Write the proportion equation
866,523.42 : 1,299,413.34 = 297,961.74 : x - Step 2: Convert to fraction form
866,523.42/1,299,413.34 = 297,961.74/x - Step 3: Cross multiply
866,523.42x = 1,299,413.34 × 297,961.74 - Step 4: Simplify right side
866,523.42x = 387,175,459,765.61 - Step 5: Solve for x
x = 387,175,459,765.61/866,523.42 - Step 6: Final answer
x = 446,814.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.