Finding the Fourth Proportional to 675,243.83, 931,961.14 and 433,828.19
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Solution
The fourth proportional to 675,243.83, 931,961.14 and 433,828.19 is: 598,762.99
Step by Step Solution
- Step 1: Write the proportion equation
675,243.83 : 931,961.14 = 433,828.19 : x - Step 2: Convert to fraction form
675,243.83/931,961.14 = 433,828.19/x - Step 3: Cross multiply
675,243.83x = 931,961.14 × 433,828.19 - Step 4: Simplify right side
675,243.83x = 404,311,008,772.16 - Step 5: Solve for x
x = 404,311,008,772.16/675,243.83 - Step 6: Final answer
x = 598,762.99
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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.