Finding the Fourth Proportional to 505,296.08, 758,031.68 and 205,939.52
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Solution
The fourth proportional to 505,296.08, 758,031.68 and 205,939.52 is: 308,944.96
Step by Step Solution
- Step 1: Write the proportion equation
505,296.08 : 758,031.68 = 205,939.52 : x - Step 2: Convert to fraction form
505,296.08/758,031.68 = 205,939.52/x - Step 3: Cross multiply
505,296.08x = 758,031.68 × 205,939.52 - Step 4: Simplify right side
505,296.08x = 156,108,675,504.14 - Step 5: Solve for x
x = 156,108,675,504.14/505,296.08 - Step 6: Final answer
x = 308,944.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.