Finding the Fourth Proportional to 246,907.14, 340,720.62 and 155,073.84
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Solution
The fourth proportional to 246,907.14, 340,720.62 and 155,073.84 is: 213,994.84
Step by Step Solution
- Step 1: Write the proportion equation
246,907.14 : 340,720.62 = 155,073.84 : x - Step 2: Convert to fraction form
246,907.14/340,720.62 = 155,073.84/x - Step 3: Cross multiply
246,907.14x = 340,720.62 × 155,073.84 - Step 4: Simplify right side
246,907.14x = 52,836,854,910.58 - Step 5: Solve for x
x = 52,836,854,910.58/246,907.14 - Step 6: Final answer
x = 213,994.84
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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.