Finding the Fourth Proportional to 441,428.48, 609,129.12 and 247,791.84
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Solution
The fourth proportional to 441,428.48, 609,129.12 and 247,791.84 is: 341,929.06
Step by Step Solution
- Step 1: Write the proportion equation
441,428.48 : 609,129.12 = 247,791.84 : x - Step 2: Convert to fraction form
441,428.48/609,129.12 = 247,791.84/x - Step 3: Cross multiply
441,428.48x = 609,129.12 × 247,791.84 - Step 4: Simplify right side
441,428.48x = 150,937,225,442.38 - Step 5: Solve for x
x = 150,937,225,442.38/441,428.48 - Step 6: Final answer
x = 341,929.06
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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.