Finding the Fourth Proportional to 246,719.13, 340,492.18 and 196,149.19
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Solution
The fourth proportional to 246,719.13, 340,492.18 and 196,149.19 is: 270,701.61
Step by Step Solution
- Step 1: Write the proportion equation
246,719.13 : 340,492.18 = 196,149.19 : x - Step 2: Convert to fraction form
246,719.13/340,492.18 = 196,149.19/x - Step 3: Cross multiply
246,719.13x = 340,492.18 × 196,149.19 - Step 4: Simplify right side
246,719.13x = 66,787,265,308.33 - Step 5: Solve for x
x = 66,787,265,308.33/246,719.13 - Step 6: Final answer
x = 270,701.61
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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.