Finding the Fourth Proportional to 427,227.99, 589,562.96 and 236,234.85
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Solution
The fourth proportional to 427,227.99, 589,562.96 and 236,234.85 is: 325,997.65
Step by Step Solution
- Step 1: Write the proportion equation
427,227.99 : 589,562.96 = 236,234.85 : x - Step 2: Convert to fraction form
427,227.99/589,562.96 = 236,234.85/x - Step 3: Cross multiply
427,227.99x = 589,562.96 × 236,234.85 - Step 4: Simplify right side
427,227.99x = 139,275,319,485.65 - Step 5: Solve for x
x = 139,275,319,485.65/427,227.99 - Step 6: Final answer
x = 325,997.65
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1.5x scale
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.