Finding the Fourth Proportional to 396,272.13, 594,400.91 and 159,608.97
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Solution
The fourth proportional to 396,272.13, 594,400.91 and 159,608.97 is: 239,410.52
Step by Step Solution
- Step 1: Write the proportion equation
396,272.13 : 594,400.91 = 159,608.97 : x - Step 2: Convert to fraction form
396,272.13/594,400.91 = 159,608.97/x - Step 3: Cross multiply
396,272.13x = 594,400.91 × 159,608.97 - Step 4: Simplify right side
396,272.13x = 94,871,716,214.12 - Step 5: Solve for x
x = 94,871,716,214.12/396,272.13 - Step 6: Final answer
x = 239,410.52
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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.