Finding the Fourth Proportional to 574,901.55, 862,518.78 and 237,879.99
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Solution
The fourth proportional to 574,901.55, 862,518.78 and 237,879.99 is: 356,888.86
Step by Step Solution
- Step 1: Write the proportion equation
574,901.55 : 862,518.78 = 237,879.99 : x - Step 2: Convert to fraction form
574,901.55/862,518.78 = 237,879.99/x - Step 3: Cross multiply
574,901.55x = 862,518.78 × 237,879.99 - Step 4: Simplify right side
574,901.55x = 205,175,958,761.21 - Step 5: Solve for x
x = 205,175,958,761.21/574,901.55 - Step 6: Final answer
x = 356,888.86
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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.