Finding the Fourth Proportional to 479,655.21, 661,906.84 and 264,790.66
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Solution
The fourth proportional to 479,655.21, 661,906.84 and 264,790.66 is: 365,401.53
Step by Step Solution
- Step 1: Write the proportion equation
479,655.21 : 661,906.84 = 264,790.66 : x - Step 2: Convert to fraction form
479,655.21/661,906.84 = 264,790.66/x - Step 3: Cross multiply
479,655.21x = 661,906.84 × 264,790.66 - Step 4: Simplify right side
479,655.21x = 175,266,749,022.11 - Step 5: Solve for x
x = 175,266,749,022.11/479,655.21 - Step 6: Final answer
x = 365,401.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.