Finding the Fourth Proportional to 327,159.77, 490,739.75 and 102,537.62
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Solution
The fourth proportional to 327,159.77, 490,739.75 and 102,537.62 is: 153,806.45
Step by Step Solution
- Step 1: Write the proportion equation
327,159.77 : 490,739.75 = 102,537.62 : x - Step 2: Convert to fraction form
327,159.77/490,739.75 = 102,537.62/x - Step 3: Cross multiply
327,159.77x = 490,739.75 × 102,537.62 - Step 4: Simplify right side
327,159.77x = 50,319,283,038.01 - Step 5: Solve for x
x = 50,319,283,038.01/327,159.77 - Step 6: Final answer
x = 153,806.45
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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.