Finding the Fourth Proportional to 864,631.68, 1,296,898.56 and 233,497.92
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Solution
The fourth proportional to 864,631.68, 1,296,898.56 and 233,497.92 is: 350,233.66
Step by Step Solution
- Step 1: Write the proportion equation
864,631.68 : 1,296,898.56 = 233,497.92 : x - Step 2: Convert to fraction form
864,631.68/1,296,898.56 = 233,497.92/x - Step 3: Cross multiply
864,631.68x = 1,296,898.56 × 233,497.92 - Step 4: Simplify right side
864,631.68x = 302,823,116,211.00 - Step 5: Solve for x
x = 302,823,116,211.00/864,631.68 - Step 6: Final answer
x = 350,233.66
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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.