Finding the Fourth Proportional to 625,234.08, 862,811.79 and 353,296.10
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Solution
The fourth proportional to 625,234.08, 862,811.79 and 353,296.10 is: 487,542.27
Step by Step Solution
- Step 1: Write the proportion equation
625,234.08 : 862,811.79 = 353,296.10 : x - Step 2: Convert to fraction form
625,234.08/862,811.79 = 353,296.10/x - Step 3: Cross multiply
625,234.08x = 862,811.79 × 353,296.10 - Step 4: Simplify right side
625,234.08x = 304,828,042,598.05 - Step 5: Solve for x
x = 304,828,042,598.05/625,234.08 - Step 6: Final answer
x = 487,542.27
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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.