Finding the Fourth Proportional to 314,998.20, 472,497.30 and 202,805.10
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Solution
The fourth proportional to 314,998.20, 472,497.30 and 202,805.10 is: 304,207.65
Step by Step Solution
- Step 1: Write the proportion equation
314,998.20 : 472,497.30 = 202,805.10 : x - Step 2: Convert to fraction form
314,998.20/472,497.30 = 202,805.10/x - Step 3: Cross multiply
314,998.20x = 472,497.30 × 202,805.10 - Step 4: Simplify right side
314,998.20x = 95,824,862,176.23 - Step 5: Solve for x
x = 95,824,862,176.23/314,998.20 - Step 6: Final answer
x = 304,207.65
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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.