Finding the Fourth Proportional to 353,132.64, 487,523.88 and 232,624.08
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Solution
The fourth proportional to 353,132.64, 487,523.88 and 232,624.08 is: 321,153.53
Step by Step Solution
- Step 1: Write the proportion equation
353,132.64 : 487,523.88 = 232,624.08 : x - Step 2: Convert to fraction form
353,132.64/487,523.88 = 232,624.08/x - Step 3: Cross multiply
353,132.64x = 487,523.88 × 232,624.08 - Step 4: Simplify right side
353,132.64x = 113,409,794,063.03 - Step 5: Solve for x
x = 113,409,794,063.03/353,132.64 - Step 6: Final answer
x = 321,153.53
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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.