Finding the Fourth Proportional to 476,475.96, 657,532.26 and 261,614.13
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Solution
The fourth proportional to 476,475.96, 657,532.26 and 261,614.13 is: 361,024.99
Step by Step Solution
- Step 1: Write the proportion equation
476,475.96 : 657,532.26 = 261,614.13 : x - Step 2: Convert to fraction form
476,475.96/657,532.26 = 261,614.13/x - Step 3: Cross multiply
476,475.96x = 657,532.26 × 261,614.13 - Step 4: Simplify right side
476,475.96x = 172,019,730,146.83 - Step 5: Solve for x
x = 172,019,730,146.83/476,475.96 - Step 6: Final answer
x = 361,024.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.