Finding the Fourth Proportional to 369,193.14, 553,578.30 and 219,537.95
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Solution
The fourth proportional to 369,193.14, 553,578.30 and 219,537.95 is: 329,181.20
Step by Step Solution
- Step 1: Write the proportion equation
369,193.14 : 553,578.30 = 219,537.95 : x - Step 2: Convert to fraction form
369,193.14/553,578.30 = 219,537.95/x - Step 3: Cross multiply
369,193.14x = 553,578.30 × 219,537.95 - Step 4: Simplify right side
369,193.14x = 121,531,442,378.59 - Step 5: Solve for x
x = 121,531,442,378.59/369,193.14 - Step 6: Final answer
x = 329,181.20
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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.