Finding the Fourth Proportional to 564,800.65, 847,201.28 and 354,586.21
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Solution
The fourth proportional to 564,800.65, 847,201.28 and 354,586.21 is: 531,879.50
Step by Step Solution
- Step 1: Write the proportion equation
564,800.65 : 847,201.28 = 354,586.21 : x - Step 2: Convert to fraction form
564,800.65/847,201.28 = 354,586.21/x - Step 3: Cross multiply
564,800.65x = 847,201.28 × 354,586.21 - Step 4: Simplify right side
564,800.65x = 300,405,887,091.42 - Step 5: Solve for x
x = 300,405,887,091.42/564,800.65 - Step 6: Final answer
x = 531,879.50
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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.