Finding the Fourth Proportional to 276,395.14, 414,694.08 and 116,511.31
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Solution
The fourth proportional to 276,395.14, 414,694.08 and 116,511.31 is: 174,809.70
Step by Step Solution
- Step 1: Write the proportion equation
276,395.14 : 414,694.08 = 116,511.31 : x - Step 2: Convert to fraction form
276,395.14/414,694.08 = 116,511.31/x - Step 3: Cross multiply
276,395.14x = 414,694.08 × 116,511.31 - Step 4: Simplify right side
276,395.14x = 48,316,551,028.41 - Step 5: Solve for x
x = 48,316,551,028.41/276,395.14 - Step 6: Final answer
x = 174,809.70
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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.