Finding the Fourth Proportional to 533,447.07, 800,795.72 and 421,202.94
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Solution
The fourth proportional to 533,447.07, 800,795.72 and 421,202.94 is: 632,297.99
Step by Step Solution
- Step 1: Write the proportion equation
533,447.07 : 800,795.72 = 421,202.94 : x - Step 2: Convert to fraction form
533,447.07/800,795.72 = 421,202.94/x - Step 3: Cross multiply
533,447.07x = 800,795.72 × 421,202.94 - Step 4: Simplify right side
533,447.07x = 337,297,511,603.42 - Step 5: Solve for x
x = 337,297,511,603.42/533,447.07 - Step 6: Final answer
x = 632,297.99
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1.5x scale
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.