Finding the Fourth Proportional to 310,260.26, 464,959.82 and 141,367.84
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Solution
The fourth proportional to 310,260.26, 464,959.82 and 141,367.84 is: 211,855.57
Step by Step Solution
- Step 1: Write the proportion equation
310,260.26 : 464,959.82 = 141,367.84 : x - Step 2: Convert to fraction form
310,260.26/464,959.82 = 141,367.84/x - Step 3: Cross multiply
310,260.26x = 464,959.82 × 141,367.84 - Step 4: Simplify right side
310,260.26x = 65,730,364,631.21 - Step 5: Solve for x
x = 65,730,364,631.21/310,260.26 - Step 6: Final answer
x = 211,855.57
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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.