Finding the Fourth Proportional to 396,758.24, 595,071.68 and 130,522.08
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Solution
The fourth proportional to 396,758.24, 595,071.68 and 130,522.08 is: 195,761.51
Step by Step Solution
- Step 1: Write the proportion equation
396,758.24 : 595,071.68 = 130,522.08 : x - Step 2: Convert to fraction form
396,758.24/595,071.68 = 130,522.08/x - Step 3: Cross multiply
396,758.24x = 595,071.68 × 130,522.08 - Step 4: Simplify right side
396,758.24x = 77,669,993,422.69 - Step 5: Solve for x
x = 77,669,993,422.69/396,758.24 - Step 6: Final answer
x = 195,761.51
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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.