Finding the Fourth Proportional to 541,908.72, 748,199.16 and 338,269.68
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Solution
The fourth proportional to 541,908.72, 748,199.16 and 338,269.68 is: 467,040.08
Step by Step Solution
- Step 1: Write the proportion equation
541,908.72 : 748,199.16 = 338,269.68 : x - Step 2: Convert to fraction form
541,908.72/748,199.16 = 338,269.68/x - Step 3: Cross multiply
541,908.72x = 748,199.16 × 338,269.68 - Step 4: Simplify right side
541,908.72x = 253,093,090,429.47 - Step 5: Solve for x
x = 253,093,090,429.47/541,908.72 - Step 6: Final answer
x = 467,040.08
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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.