Finding the Fourth Proportional to 313,932.91, 433,215.48 and 170,693.07
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Solution
The fourth proportional to 313,932.91, 433,215.48 and 170,693.07 is: 235,549.95
Step by Step Solution
- Step 1: Write the proportion equation
313,932.91 : 433,215.48 = 170,693.07 : x - Step 2: Convert to fraction form
313,932.91/433,215.48 = 170,693.07/x - Step 3: Cross multiply
313,932.91x = 433,215.48 × 170,693.07 - Step 4: Simplify right side
313,932.91x = 73,946,880,252.72 - Step 5: Solve for x
x = 73,946,880,252.72/313,932.91 - Step 6: Final answer
x = 235,549.95
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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.