Finding the Fourth Proportional to 395,423.80, 593,135.70 and 182,191.30
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Solution
The fourth proportional to 395,423.80, 593,135.70 and 182,191.30 is: 273,286.95
Step by Step Solution
- Step 1: Write the proportion equation
395,423.80 : 593,135.70 = 182,191.30 : x - Step 2: Convert to fraction form
395,423.80/593,135.70 = 182,191.30/x - Step 3: Cross multiply
395,423.80x = 593,135.70 × 182,191.30 - Step 4: Simplify right side
395,423.80x = 108,064,164,259.41 - Step 5: Solve for x
x = 108,064,164,259.41/395,423.80 - Step 6: Final answer
x = 273,286.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.