Finding the Fourth Proportional to 374,789.79, 517,208.29 and 202,707.92
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Solution
The fourth proportional to 374,789.79, 517,208.29 and 202,707.92 is: 279,736.06
Step by Step Solution
- Step 1: Write the proportion equation
374,789.79 : 517,208.29 = 202,707.92 : x - Step 2: Convert to fraction form
374,789.79/517,208.29 = 202,707.92/x - Step 3: Cross multiply
374,789.79x = 517,208.29 × 202,707.92 - Step 4: Simplify right side
374,789.79x = 104,842,217,458.91 - Step 5: Solve for x
x = 104,842,217,458.91/374,789.79 - Step 6: Final answer
x = 279,736.06
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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.