Finding the Fourth Proportional to 294,190.60, 441,136.14 and 144,442.12
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Solution
The fourth proportional to 294,190.60, 441,136.14 and 144,442.12 is: 216,589.65
Step by Step Solution
- Step 1: Write the proportion equation
294,190.60 : 441,136.14 = 144,442.12 : x - Step 2: Convert to fraction form
294,190.60/441,136.14 = 144,442.12/x - Step 3: Cross multiply
294,190.60x = 441,136.14 × 144,442.12 - Step 4: Simplify right side
294,190.60x = 63,718,639,270.22 - Step 5: Solve for x
x = 63,718,639,270.22/294,190.60 - Step 6: Final answer
x = 216,589.65
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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.