Finding the Fourth Proportional to 264,740.92, 365,345.30 and 143,882.21
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Solution
The fourth proportional to 264,740.92, 365,345.30 and 143,882.21 is: 198,558.99
Step by Step Solution
- Step 1: Write the proportion equation
264,740.92 : 365,345.30 = 143,882.21 : x - Step 2: Convert to fraction form
264,740.92/365,345.30 = 143,882.21/x - Step 3: Cross multiply
264,740.92x = 365,345.30 × 143,882.21 - Step 4: Simplify right side
264,740.92x = 52,566,688,457.70 - Step 5: Solve for x
x = 52,566,688,457.70/264,740.92 - Step 6: Final answer
x = 198,558.99
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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.