Finding the Fourth Proportional to 352,763.92, 486,822.99 and 191,618.92
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Solution
The fourth proportional to 352,763.92, 486,822.99 and 191,618.92 is: 264,438.88
Step by Step Solution
- Step 1: Write the proportion equation
352,763.92 : 486,822.99 = 191,618.92 : x - Step 2: Convert to fraction form
352,763.92/486,822.99 = 191,618.92/x - Step 3: Cross multiply
352,763.92x = 486,822.99 × 191,618.92 - Step 4: Simplify right side
352,763.92x = 93,284,495,574.97 - Step 5: Solve for x
x = 93,284,495,574.97/352,763.92 - Step 6: Final answer
x = 264,438.88
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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.