Finding the Fourth Proportional to 663,675.96, 995,661.36 and 190,324.92
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Solution
The fourth proportional to 663,675.96, 995,661.36 and 190,324.92 is: 285,529.66
Step by Step Solution
- Step 1: Write the proportion equation
663,675.96 : 995,661.36 = 190,324.92 : x - Step 2: Convert to fraction form
663,675.96/995,661.36 = 190,324.92/x - Step 3: Cross multiply
663,675.96x = 995,661.36 × 190,324.92 - Step 4: Simplify right side
663,675.96x = 189,499,168,689.09 - Step 5: Solve for x
x = 189,499,168,689.09/663,675.96 - Step 6: Final answer
x = 285,529.66
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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.