Finding the Fourth Proportional to 541,838.54, 748,102.56 and 338,199.68
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Solution
The fourth proportional to 541,838.54, 748,102.56 and 338,199.68 is: 466,943.61
Step by Step Solution
- Step 1: Write the proportion equation
541,838.54 : 748,102.56 = 338,199.68 : x - Step 2: Convert to fraction form
541,838.54/748,102.56 = 338,199.68/x - Step 3: Cross multiply
541,838.54x = 748,102.56 × 338,199.68 - Step 4: Simplify right side
541,838.54x = 253,008,046,399.18 - Step 5: Solve for x
x = 253,008,046,399.18/541,838.54 - Step 6: Final answer
x = 466,943.61
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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.