Finding the Fourth Proportional to 310,573.26, 465,882.13 and 82,867.68
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Solution
The fourth proportional to 310,573.26, 465,882.13 and 82,867.68 is: 124,307.45
Step by Step Solution
- Step 1: Write the proportion equation
310,573.26 : 465,882.13 = 82,867.68 : x - Step 2: Convert to fraction form
310,573.26/465,882.13 = 82,867.68/x - Step 3: Cross multiply
310,573.26x = 465,882.13 × 82,867.68 - Step 4: Simplify right side
310,573.26x = 38,606,568,937.15 - Step 5: Solve for x
x = 38,606,568,937.15/310,573.26 - Step 6: Final answer
x = 124,307.45
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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.