Finding the Fourth Proportional to 315,446.80, 473,613.06 and 301,163.80
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Solution
The fourth proportional to 315,446.80, 473,613.06 and 301,163.80 is: 452,168.51
Step by Step Solution
- Step 1: Write the proportion equation
315,446.80 : 473,613.06 = 301,163.80 : x - Step 2: Convert to fraction form
315,446.80/473,613.06 = 301,163.80/x - Step 3: Cross multiply
315,446.80x = 473,613.06 × 301,163.80 - Step 4: Simplify right side
315,446.80x = 142,635,108,879.23 - Step 5: Solve for x
x = 142,635,108,879.23/315,446.80 - Step 6: Final answer
x = 452,168.51
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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.