Finding the Fourth Proportional to 352,938.91, 487,055.33 and 191,793.62
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Solution
The fourth proportional to 352,938.91, 487,055.33 and 191,793.62 is: 264,674.99
Step by Step Solution
- Step 1: Write the proportion equation
352,938.91 : 487,055.33 = 191,793.62 : x - Step 2: Convert to fraction form
352,938.91/487,055.33 = 191,793.62/x - Step 3: Cross multiply
352,938.91x = 487,055.33 × 191,793.62 - Step 4: Simplify right side
352,938.91x = 93,414,101,966.23 - Step 5: Solve for x
x = 93,414,101,966.23/352,938.91 - Step 6: Final answer
x = 264,674.99
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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.