Finding the Fourth Proportional to 301,583.16, 449,069.10 and 290,806.68
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Solution
The fourth proportional to 301,583.16, 449,069.10 and 290,806.68 is: 433,022.50
Step by Step Solution
- Step 1: Write the proportion equation
301,583.16 : 449,069.10 = 290,806.68 : x - Step 2: Convert to fraction form
301,583.16/449,069.10 = 290,806.68/x - Step 3: Cross multiply
301,583.16x = 449,069.10 × 290,806.68 - Step 4: Simplify right side
301,583.16x = 130,592,294,061.59 - Step 5: Solve for x
x = 130,592,294,061.59/301,583.16 - Step 6: Final answer
x = 433,022.50
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.