Finding the Fourth Proportional to 443,470.97, 611,989.74 and 239,521.82
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Solution
The fourth proportional to 443,470.97, 611,989.74 and 239,521.82 is: 330,540.00
Step by Step Solution
- Step 1: Write the proportion equation
443,470.97 : 611,989.74 = 239,521.82 : x - Step 2: Convert to fraction form
443,470.97/611,989.74 = 239,521.82/x - Step 3: Cross multiply
443,470.97x = 611,989.74 × 239,521.82 - Step 4: Simplify right side
443,470.97x = 146,584,893,286.18 - Step 5: Solve for x
x = 146,584,893,286.18/443,470.97 - Step 6: Final answer
x = 330,540.00
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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.