Finding the Fourth Proportional to 355,303.40, 532,955.10 and 236,589.80
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Solution
The fourth proportional to 355,303.40, 532,955.10 and 236,589.80 is: 354,884.70
Step by Step Solution
- Step 1: Write the proportion equation
355,303.40 : 532,955.10 = 236,589.80 : x - Step 2: Convert to fraction form
355,303.40/532,955.10 = 236,589.80/x - Step 3: Cross multiply
355,303.40x = 532,955.10 × 236,589.80 - Step 4: Simplify right side
355,303.40x = 126,091,740,517.98 - Step 5: Solve for x
x = 126,091,740,517.98/355,303.40 - Step 6: Final answer
x = 354,884.70
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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.