Finding the Fourth Proportional to 264,518.95, 396,725.36 and 129,524.87
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Solution
The fourth proportional to 264,518.95, 396,725.36 and 129,524.87 is: 194,261.32
Step by Step Solution
- Step 1: Write the proportion equation
264,518.95 : 396,725.36 = 129,524.87 : x - Step 2: Convert to fraction form
264,518.95/396,725.36 = 129,524.87/x - Step 3: Cross multiply
264,518.95x = 396,725.36 × 129,524.87 - Step 4: Simplify right side
264,518.95x = 51,385,798,696.08 - Step 5: Solve for x
x = 51,385,798,696.08/264,518.95 - Step 6: Final answer
x = 194,261.32
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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.