Finding the Fourth Proportional to 273,964.88, 411,040.68 and 147,618.08
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Solution
The fourth proportional to 273,964.88, 411,040.68 and 147,618.08 is: 221,477.42
Step by Step Solution
- Step 1: Write the proportion equation
273,964.88 : 411,040.68 = 147,618.08 : x - Step 2: Convert to fraction form
273,964.88/411,040.68 = 147,618.08/x - Step 3: Cross multiply
273,964.88x = 411,040.68 × 147,618.08 - Step 4: Simplify right side
273,964.88x = 60,677,035,983.49 - Step 5: Solve for x
x = 60,677,035,983.49/273,964.88 - Step 6: Final answer
x = 221,477.42
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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.