Finding the Fourth Proportional to 314,193.43, 433,590.62 and 170,954.65
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Solution
The fourth proportional to 314,193.43, 433,590.62 and 170,954.65 is: 235,919.42
Step by Step Solution
- Step 1: Write the proportion equation
314,193.43 : 433,590.62 = 170,954.65 : x - Step 2: Convert to fraction form
314,193.43/433,590.62 = 170,954.65/x - Step 3: Cross multiply
314,193.43x = 433,590.62 × 170,954.65 - Step 4: Simplify right side
314,193.43x = 74,124,333,334.22 - Step 5: Solve for x
x = 74,124,333,334.22/314,193.43 - Step 6: Final answer
x = 235,919.42
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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.