Finding the Fourth Proportional to 382,152.45, 527,487.83 and 246,185.99
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Solution
The fourth proportional to 382,152.45, 527,487.83 and 246,185.99 is: 339,812.33
Step by Step Solution
- Step 1: Write the proportion equation
382,152.45 : 527,487.83 = 246,185.99 : x - Step 2: Convert to fraction form
382,152.45/527,487.83 = 246,185.99/x - Step 3: Cross multiply
382,152.45x = 527,487.83 × 246,185.99 - Step 4: Simplify right side
382,152.45x = 129,860,113,641.50 - Step 5: Solve for x
x = 129,860,113,641.50/382,152.45 - Step 6: Final answer
x = 339,812.33
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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.