Finding the Fourth Proportional to 361,024.14, 498,246.73 and 199,879.18
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Solution
The fourth proportional to 361,024.14, 498,246.73 and 199,879.18 is: 275,851.77
Step by Step Solution
- Step 1: Write the proportion equation
361,024.14 : 498,246.73 = 199,879.18 : x - Step 2: Convert to fraction form
361,024.14/498,246.73 = 199,879.18/x - Step 3: Cross multiply
361,024.14x = 498,246.73 × 199,879.18 - Step 4: Simplify right side
361,024.14x = 99,589,147,830.08 - Step 5: Solve for x
x = 99,589,147,830.08/361,024.14 - Step 6: Final answer
x = 275,851.77
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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.