Finding the Fourth Proportional to 264,390.36, 396,979.14 and 106,926.36
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Solution
The fourth proportional to 264,390.36, 396,979.14 and 106,926.36 is: 160,548.72
Step by Step Solution
- Step 1: Write the proportion equation
264,390.36 : 396,979.14 = 106,926.36 : x - Step 2: Convert to fraction form
264,390.36/396,979.14 = 106,926.36/x - Step 3: Cross multiply
264,390.36x = 396,979.14 × 106,926.36 - Step 4: Simplify right side
264,390.36x = 42,447,534,436.13 - Step 5: Solve for x
x = 42,447,534,436.13/264,390.36 - Step 6: Final answer
x = 160,548.72
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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.