Finding the Fourth Proportional to 476,903.25, 714,419.87 and 276,804.09
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Solution
The fourth proportional to 476,903.25, 714,419.87 and 276,804.09 is: 414,663.44
Step by Step Solution
- Step 1: Write the proportion equation
476,903.25 : 714,419.87 = 276,804.09 : x - Step 2: Convert to fraction form
476,903.25/714,419.87 = 276,804.09/x - Step 3: Cross multiply
476,903.25x = 714,419.87 × 276,804.09 - Step 4: Simplify right side
476,903.25x = 197,754,340,609.25 - Step 5: Solve for x
x = 197,754,340,609.25/476,903.25 - Step 6: Final answer
x = 414,663.44
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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.