Finding the Fourth Proportional to 450,414.68, 621,566.87 and 246,463.36
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Solution
The fourth proportional to 450,414.68, 621,566.87 and 246,463.36 is: 340,116.49
Step by Step Solution
- Step 1: Write the proportion equation
450,414.68 : 621,566.87 = 246,463.36 : x - Step 2: Convert to fraction form
450,414.68/621,566.87 = 246,463.36/x - Step 3: Cross multiply
450,414.68x = 621,566.87 × 246,463.36 - Step 4: Simplify right side
450,414.68x = 153,193,456,458.65 - Step 5: Solve for x
x = 153,193,456,458.65/450,414.68 - Step 6: Final answer
x = 340,116.49
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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.