Finding the Fourth Proportional to 587,583.09, 810,566.19 and 383,753.31
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Solution
The fourth proportional to 587,583.09, 810,566.19 and 383,753.31 is: 529,384.63
Step by Step Solution
- Step 1: Write the proportion equation
587,583.09 : 810,566.19 = 383,753.31 : x - Step 2: Convert to fraction form
587,583.09/810,566.19 = 383,753.31/x - Step 3: Cross multiply
587,583.09x = 810,566.19 × 383,753.31 - Step 4: Simplify right side
587,583.09x = 311,057,458,386.59 - Step 5: Solve for x
x = 311,057,458,386.59/587,583.09 - Step 6: Final answer
x = 529,384.63
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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.