Finding the Fourth Proportional to 654,182.49, 902,639.50 and 382,197.84
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Solution
The fourth proportional to 654,182.49, 902,639.50 and 382,197.84 is: 527,355.70
Step by Step Solution
- Step 1: Write the proportion equation
654,182.49 : 902,639.50 = 382,197.84 : x - Step 2: Convert to fraction form
654,182.49/902,639.50 = 382,197.84/x - Step 3: Cross multiply
654,182.49x = 902,639.50 × 382,197.84 - Step 4: Simplify right side
654,182.49x = 344,986,866,243.19 - Step 5: Solve for x
x = 344,986,866,243.19/654,182.49 - Step 6: Final answer
x = 527,355.70
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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.