Finding the Fourth Proportional to 330,824.08, 456,641.24 and 194,848.84
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Solution
The fourth proportional to 330,824.08, 456,641.24 and 194,848.84 is: 268,952.66
Step by Step Solution
- Step 1: Write the proportion equation
330,824.08 : 456,641.24 = 194,848.84 : x - Step 2: Convert to fraction form
330,824.08/456,641.24 = 194,848.84/x - Step 3: Cross multiply
330,824.08x = 456,641.24 × 194,848.84 - Step 4: Simplify right side
330,824.08x = 88,976,015,910.16 - Step 5: Solve for x
x = 88,976,015,910.16/330,824.08 - Step 6: Final answer
x = 268,952.66
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1.5x scale
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.