Finding the Fourth Proportional to 227,257.68, 340,886.51 and 69,486.12
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Solution
The fourth proportional to 227,257.68, 340,886.51 and 69,486.12 is: 104,229.18
Step by Step Solution
- Step 1: Write the proportion equation
227,257.68 : 340,886.51 = 69,486.12 : x - Step 2: Convert to fraction form
227,257.68/340,886.51 = 69,486.12/x - Step 3: Cross multiply
227,257.68x = 340,886.51 × 69,486.12 - Step 4: Simplify right side
227,257.68x = 23,686,880,940.24 - Step 5: Solve for x
x = 23,686,880,940.24/227,257.68 - Step 6: Final answer
x = 104,229.18
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1.5x scale
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.