Finding the Fourth Proportional to 486,775.14, 730,424.12 and 202,661.82
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Solution
The fourth proportional to 486,775.14, 730,424.12 and 202,661.82 is: 304,101.56
Step by Step Solution
- Step 1: Write the proportion equation
486,775.14 : 730,424.12 = 202,661.82 : x - Step 2: Convert to fraction form
486,775.14/730,424.12 = 202,661.82/x - Step 3: Cross multiply
486,775.14x = 730,424.12 × 202,661.82 - Step 4: Simplify right side
486,775.14x = 148,029,080,517.79 - Step 5: Solve for x
x = 148,029,080,517.79/486,775.14 - Step 6: Final answer
x = 304,101.56
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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.