Finding the Fourth Proportional to 397,183.08, 595,439.28 and 172,373.52
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Solution
The fourth proportional to 397,183.08, 595,439.28 and 172,373.52 is: 258,414.75
Step by Step Solution
- Step 1: Write the proportion equation
397,183.08 : 595,439.28 = 172,373.52 : x - Step 2: Convert to fraction form
397,183.08/595,439.28 = 172,373.52/x - Step 3: Cross multiply
397,183.08x = 595,439.28 × 172,373.52 - Step 4: Simplify right side
397,183.08x = 102,637,964,639.87 - Step 5: Solve for x
x = 102,637,964,639.87/397,183.08 - Step 6: Final answer
x = 258,414.75
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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.