Finding the Fourth Proportional to 228,227.38, 314,847.66 and 147,680.91
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Solution
The fourth proportional to 228,227.38, 314,847.66 and 147,680.91 is: 203,730.99
Step by Step Solution
- Step 1: Write the proportion equation
228,227.38 : 314,847.66 = 147,680.91 : x - Step 2: Convert to fraction form
228,227.38/314,847.66 = 147,680.91/x - Step 3: Cross multiply
228,227.38x = 314,847.66 × 147,680.91 - Step 4: Simplify right side
228,227.38x = 46,496,988,940.17 - Step 5: Solve for x
x = 46,496,988,940.17/228,227.38 - Step 6: Final answer
x = 203,730.99
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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.