Finding the Fourth Proportional to 310,462.14, 465,361.64 and 177,055.14
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Solution
The fourth proportional to 310,462.14, 465,361.64 and 177,055.14 is: 265,393.62
Step by Step Solution
- Step 1: Write the proportion equation
310,462.14 : 465,361.64 = 177,055.14 : x - Step 2: Convert to fraction form
310,462.14/465,361.64 = 177,055.14/x - Step 3: Cross multiply
310,462.14x = 465,361.64 × 177,055.14 - Step 4: Simplify right side
310,462.14x = 82,394,670,320.83 - Step 5: Solve for x
x = 82,394,670,320.83/310,462.14 - Step 6: Final answer
x = 265,393.62
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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.