Finding the Fourth Proportional to 831,166.68, 1,146,478.14 and 576,424.92
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Solution
The fourth proportional to 831,166.68, 1,146,478.14 and 576,424.92 is: 795,097.53
Step by Step Solution
- Step 1: Write the proportion equation
831,166.68 : 1,146,478.14 = 576,424.92 : x - Step 2: Convert to fraction form
831,166.68/1,146,478.14 = 576,424.92/x - Step 3: Cross multiply
831,166.68x = 1,146,478.14 × 576,424.92 - Step 4: Simplify right side
831,166.68x = 660,858,570,131.25 - Step 5: Solve for x
x = 660,858,570,131.25/831,166.68 - Step 6: Final answer
x = 795,097.53
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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.