Finding the Fourth Proportional to 294,686.93, 406,716.72 and 173,857.75
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Solution
The fourth proportional to 294,686.93, 406,716.72 and 173,857.75 is: 239,952.46
Step by Step Solution
- Step 1: Write the proportion equation
294,686.93 : 406,716.72 = 173,857.75 : x - Step 2: Convert to fraction form
294,686.93/406,716.72 = 173,857.75/x - Step 3: Cross multiply
294,686.93x = 406,716.72 × 173,857.75 - Step 4: Simplify right side
294,686.93x = 70,710,853,826.58 - Step 5: Solve for x
x = 70,710,853,826.58/294,686.93 - Step 6: Final answer
x = 239,952.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.