Finding the Fourth Proportional to 246,596.36, 340,308.39 and 136,214.75
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Solution
The fourth proportional to 246,596.36, 340,308.39 and 136,214.75 is: 187,979.34
Step by Step Solution
- Step 1: Write the proportion equation
246,596.36 : 340,308.39 = 136,214.75 : x - Step 2: Convert to fraction form
246,596.36/340,308.39 = 136,214.75/x - Step 3: Cross multiply
246,596.36x = 340,308.39 × 136,214.75 - Step 4: Simplify right side
246,596.36x = 46,355,020,565.21 - Step 5: Solve for x
x = 46,355,020,565.21/246,596.36 - Step 6: Final answer
x = 187,979.34
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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.