Finding the Fourth Proportional to 623,840.82, 860,895.99 and 337,356.78
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Solution
The fourth proportional to 623,840.82, 860,895.99 and 337,356.78 is: 465,550.01
Step by Step Solution
- Step 1: Write the proportion equation
623,840.82 : 860,895.99 = 337,356.78 : x - Step 2: Convert to fraction form
623,840.82/860,895.99 = 337,356.78/x - Step 3: Cross multiply
623,840.82x = 860,895.99 × 337,356.78 - Step 4: Simplify right side
623,840.82x = 290,429,099,101.31 - Step 5: Solve for x
x = 290,429,099,101.31/623,840.82 - Step 6: Final answer
x = 465,550.01
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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.