Finding the Fourth Proportional to 359,240.62, 538,916.28 and 122,527.99
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Solution
The fourth proportional to 359,240.62, 538,916.28 and 122,527.99 is: 183,810.86
Step by Step Solution
- Step 1: Write the proportion equation
359,240.62 : 538,916.28 = 122,527.99 : x - Step 2: Convert to fraction form
359,240.62/538,916.28 = 122,527.99/x - Step 3: Cross multiply
359,240.62x = 538,916.28 × 122,527.99 - Step 4: Simplify right side
359,240.62x = 66,032,328,566.68 - Step 5: Solve for x
x = 66,032,328,566.68/359,240.62 - Step 6: Final answer
x = 183,810.86
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.