Finding the Fourth Proportional to 344,233.06, 516,551.68 and 144,538.09
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Solution
The fourth proportional to 344,233.06, 516,551.68 and 144,538.09 is: 216,891.99
Step by Step Solution
- Step 1: Write the proportion equation
344,233.06 : 516,551.68 = 144,538.09 : x - Step 2: Convert to fraction form
344,233.06/516,551.68 = 144,538.09/x - Step 3: Cross multiply
344,233.06x = 516,551.68 × 144,538.09 - Step 4: Simplify right side
344,233.06x = 74,661,392,102.78 - Step 5: Solve for x
x = 74,661,392,102.78/344,233.06 - Step 6: Final answer
x = 216,891.99
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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.