Finding the Fourth Proportional to 623,740.92, 860,761.98 and 337,260.84
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Solution
The fourth proportional to 623,740.92, 860,761.98 and 337,260.84 is: 465,419.69
Step by Step Solution
- Step 1: Write the proportion equation
623,740.92 : 860,761.98 = 337,260.84 : x - Step 2: Convert to fraction form
623,740.92/860,761.98 = 337,260.84/x - Step 3: Cross multiply
623,740.92x = 860,761.98 × 337,260.84 - Step 4: Simplify right side
623,740.92x = 290,301,308,414.86 - Step 5: Solve for x
x = 290,301,308,414.86/623,740.92 - Step 6: Final answer
x = 465,419.69
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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.