Finding the Fourth Proportional to 347,528.60, 521,335.84 and 122,842.68
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Solution
The fourth proportional to 347,528.60, 521,335.84 and 122,842.68 is: 184,279.20
Step by Step Solution
- Step 1: Write the proportion equation
347,528.60 : 521,335.84 = 122,842.68 : x - Step 2: Convert to fraction form
347,528.60/521,335.84 = 122,842.68/x - Step 3: Cross multiply
347,528.60x = 521,335.84 × 122,842.68 - Step 4: Simplify right side
347,528.60x = 64,042,291,765.65 - Step 5: Solve for x
x = 64,042,291,765.65/347,528.60 - Step 6: Final answer
x = 184,279.20
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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.