Finding the Fourth Proportional to 541,202.81, 811,787.46 and 257,097.84
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Solution
The fourth proportional to 541,202.81, 811,787.46 and 257,097.84 is: 385,638.80
Step by Step Solution
- Step 1: Write the proportion equation
541,202.81 : 811,787.46 = 257,097.84 : x - Step 2: Convert to fraction form
541,202.81/811,787.46 = 257,097.84/x - Step 3: Cross multiply
541,202.81x = 811,787.46 × 257,097.84 - Step 4: Simplify right side
541,202.81x = 208,708,802,505.09 - Step 5: Solve for x
x = 208,708,802,505.09/541,202.81 - Step 6: Final answer
x = 385,638.80
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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.