Finding the Fourth Proportional to 701,605.24, 1,052,672.98 and 421,317.88
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Solution
The fourth proportional to 701,605.24, 1,052,672.98 and 421,317.88 is: 632,136.03
Step by Step Solution
- Step 1: Write the proportion equation
701,605.24 : 1,052,672.98 = 421,317.88 : x - Step 2: Convert to fraction form
701,605.24/1,052,672.98 = 421,317.88/x - Step 3: Cross multiply
701,605.24x = 1,052,672.98 × 421,317.88 - Step 4: Simplify right side
701,605.24x = 443,509,948,266.88 - Step 5: Solve for x
x = 443,509,948,266.88/701,605.24 - Step 6: Final answer
x = 632,136.03
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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.