Finding the Fourth Proportional to 623,706.53, 860,716.26 and 337,226.63
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Solution
The fourth proportional to 623,706.53, 860,716.26 and 337,226.63 is: 465,373.42
Step by Step Solution
- Step 1: Write the proportion equation
623,706.53 : 860,716.26 = 337,226.63 : x - Step 2: Convert to fraction form
623,706.53/860,716.26 = 337,226.63/x - Step 3: Cross multiply
623,706.53x = 860,716.26 × 337,226.63 - Step 4: Simplify right side
623,706.53x = 290,256,439,442.42 - Step 5: Solve for x
x = 290,256,439,442.42/623,706.53 - Step 6: Final answer
x = 465,373.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.