Finding the Fourth Proportional to 276,501.29, 414,087.53 and 157,812.80
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Solution
The fourth proportional to 276,501.29, 414,087.53 and 157,812.80 is: 236,339.99
Step by Step Solution
- Step 1: Write the proportion equation
276,501.29 : 414,087.53 = 157,812.80 : x - Step 2: Convert to fraction form
276,501.29/414,087.53 = 157,812.80/x - Step 3: Cross multiply
276,501.29x = 414,087.53 × 157,812.80 - Step 4: Simplify right side
276,501.29x = 65,348,309,694.88 - Step 5: Solve for x
x = 65,348,309,694.88/276,501.29 - Step 6: Final answer
x = 236,339.99
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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.