Finding the Fourth Proportional to 475,944.26, 714,134.28 and 206,154.88
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Solution
The fourth proportional to 475,944.26, 714,134.28 and 206,154.88 is: 309,326.70
Step by Step Solution
- Step 1: Write the proportion equation
475,944.26 : 714,134.28 = 206,154.88 : x - Step 2: Convert to fraction form
475,944.26/714,134.28 = 206,154.88/x - Step 3: Cross multiply
475,944.26x = 714,134.28 × 206,154.88 - Step 4: Simplify right side
475,944.26x = 147,222,266,797.29 - Step 5: Solve for x
x = 147,222,266,797.29/475,944.26 - Step 6: Final answer
x = 309,326.70
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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.