Finding the Fourth Proportional to 468,609.36, 646,684.02 and 253,749.42
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Solution
The fourth proportional to 468,609.36, 646,684.02 and 253,749.42 is: 350,175.88
Step by Step Solution
- Step 1: Write the proportion equation
468,609.36 : 646,684.02 = 253,749.42 : x - Step 2: Convert to fraction form
468,609.36/646,684.02 = 253,749.42/x - Step 3: Cross multiply
468,609.36x = 646,684.02 × 253,749.42 - Step 4: Simplify right side
468,609.36x = 164,095,694,998.27 - Step 5: Solve for x
x = 164,095,694,998.27/468,609.36 - Step 6: Final answer
x = 350,175.88
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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.