Finding the Fourth Proportional to 830,174.97, 1,145,727.58 and 508,099.53
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Solution
The fourth proportional to 830,174.97, 1,145,727.58 and 508,099.53 is: 701,230.06
Step by Step Solution
- Step 1: Write the proportion equation
830,174.97 : 1,145,727.58 = 508,099.53 : x - Step 2: Convert to fraction form
830,174.97/1,145,727.58 = 508,099.53/x - Step 3: Cross multiply
830,174.97x = 1,145,727.58 × 508,099.53 - Step 4: Simplify right side
830,174.97x = 582,143,644,906.04 - Step 5: Solve for x
x = 582,143,644,906.04/830,174.97 - Step 6: Final answer
x = 701,230.06
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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.