Finding the Fourth Proportional to 310,652.25, 465,231.01 and 177,127.68
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Solution
The fourth proportional to 310,652.25, 465,231.01 and 177,127.68 is: 265,265.39
Step by Step Solution
- Step 1: Write the proportion equation
310,652.25 : 465,231.01 = 177,127.68 : x - Step 2: Convert to fraction form
310,652.25/465,231.01 = 177,127.68/x - Step 3: Cross multiply
310,652.25x = 465,231.01 × 177,127.68 - Step 4: Simplify right side
310,652.25x = 82,405,289,465.36 - Step 5: Solve for x
x = 82,405,289,465.36/310,652.25 - Step 6: Final answer
x = 265,265.39
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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.