Finding the Fourth Proportional to 304,493.27, 420,201.59 and 168,536.66
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Solution
The fourth proportional to 304,493.27, 420,201.59 and 168,536.66 is: 232,581.07
Step by Step Solution
- Step 1: Write the proportion equation
304,493.27 : 420,201.59 = 168,536.66 : x - Step 2: Convert to fraction form
304,493.27/420,201.59 = 168,536.66/x - Step 3: Cross multiply
304,493.27x = 420,201.59 × 168,536.66 - Step 4: Simplify right side
304,493.27x = 70,819,369,561.60 - Step 5: Solve for x
x = 70,819,369,561.60/304,493.27 - Step 6: Final answer
x = 232,581.07
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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.