Finding the Fourth Proportional to 623,777.68, 860,813.68 and 337,297.92
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Solution
The fourth proportional to 623,777.68, 860,813.68 and 337,297.92 is: 465,471.39
Step by Step Solution
- Step 1: Write the proportion equation
623,777.68 : 860,813.68 = 337,297.92 : x - Step 2: Convert to fraction form
623,777.68/860,813.68 = 337,297.92/x - Step 3: Cross multiply
623,777.68x = 860,813.68 × 337,297.92 - Step 4: Simplify right side
623,777.68x = 290,350,663,771.55 - Step 5: Solve for x
x = 290,350,663,771.55/623,777.68 - Step 6: Final answer
x = 465,471.39
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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.