Finding the Fourth Proportional to 227,338.56, 313,627.68 and 216,797.76
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Solution
The fourth proportional to 227,338.56, 313,627.68 and 216,797.76 is: 299,085.99
Step by Step Solution
- Step 1: Write the proportion equation
227,338.56 : 313,627.68 = 216,797.76 : x - Step 2: Convert to fraction form
227,338.56/313,627.68 = 216,797.76/x - Step 3: Cross multiply
227,338.56x = 313,627.68 × 216,797.76 - Step 4: Simplify right side
227,338.56x = 67,993,778,498.00 - Step 5: Solve for x
x = 67,993,778,498.00/227,338.56 - Step 6: Final answer
x = 299,085.99
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1.5x scale
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.