Finding the Fourth Proportional to 387,620.93, 534,874.07 and 232,564.01
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Solution
The fourth proportional to 387,620.93, 534,874.07 and 232,564.01 is: 320,912.64
Step by Step Solution
- Step 1: Write the proportion equation
387,620.93 : 534,874.07 = 232,564.01 : x - Step 2: Convert to fraction form
387,620.93/534,874.07 = 232,564.01/x - Step 3: Cross multiply
387,620.93x = 534,874.07 × 232,564.01 - Step 4: Simplify right side
387,620.93x = 124,392,454,727.03 - Step 5: Solve for x
x = 124,392,454,727.03/387,620.93 - Step 6: Final answer
x = 320,912.64
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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.