Finding the Fourth Proportional to 272,966.58, 376,694.73 and 158,267.70
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Solution
The fourth proportional to 272,966.58, 376,694.73 and 158,267.70 is: 218,409.92
Step by Step Solution
- Step 1: Write the proportion equation
272,966.58 : 376,694.73 = 158,267.70 : x - Step 2: Convert to fraction form
272,966.58/376,694.73 = 158,267.70/x - Step 3: Cross multiply
272,966.58x = 376,694.73 × 158,267.70 - Step 4: Simplify right side
272,966.58x = 59,618,608,519.22 - Step 5: Solve for x
x = 59,618,608,519.22/272,966.58 - Step 6: Final answer
x = 218,409.92
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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.