Finding the Fourth Proportional to 330,765.99, 456,476.99 and 194,890.50
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Solution
The fourth proportional to 330,765.99, 456,476.99 and 194,890.50 is: 268,960.63
Step by Step Solution
- Step 1: Write the proportion equation
330,765.99 : 456,476.99 = 194,890.50 : x - Step 2: Convert to fraction form
330,765.99/456,476.99 = 194,890.50/x - Step 3: Cross multiply
330,765.99x = 456,476.99 × 194,890.50 - Step 4: Simplify right side
330,765.99x = 88,963,027,845.14 - Step 5: Solve for x
x = 88,963,027,845.14/330,765.99 - Step 6: Final answer
x = 268,960.63
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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.