Finding the Fourth Proportional to 352,842.62, 487,124.61 and 232,334.06
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Solution
The fourth proportional to 352,842.62, 487,124.61 and 232,334.06 is: 320,753.88
Step by Step Solution
- Step 1: Write the proportion equation
352,842.62 : 487,124.61 = 232,334.06 : x - Step 2: Convert to fraction form
352,842.62/487,124.61 = 232,334.06/x - Step 3: Cross multiply
352,842.62x = 487,124.61 × 232,334.06 - Step 4: Simplify right side
352,842.62x = 113,175,638,367.22 - Step 5: Solve for x
x = 113,175,638,367.22/352,842.62 - Step 6: Final answer
x = 320,753.88
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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.