Finding the Fourth Proportional to 663,699.96, 995,697.36 and 190,348.92
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Solution
The fourth proportional to 663,699.96, 995,697.36 and 190,348.92 is: 285,565.66
Step by Step Solution
- Step 1: Write the proportion equation
663,699.96 : 995,697.36 = 190,348.92 : x - Step 2: Convert to fraction form
663,699.96/995,697.36 = 190,348.92/x - Step 3: Cross multiply
663,699.96x = 995,697.36 × 190,348.92 - Step 4: Simplify right side
663,699.96x = 189,529,917,122.85 - Step 5: Solve for x
x = 189,529,917,122.85/663,699.96 - Step 6: Final answer
x = 285,565.66
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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.