Finding the Fourth Proportional to 266,305.91, 367,496.46 and 145,447.68
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Solution
The fourth proportional to 266,305.91, 367,496.46 and 145,447.68 is: 200,714.69
Step by Step Solution
- Step 1: Write the proportion equation
266,305.91 : 367,496.46 = 145,447.68 : x - Step 2: Convert to fraction form
266,305.91/367,496.46 = 145,447.68/x - Step 3: Cross multiply
266,305.91x = 367,496.46 × 145,447.68 - Step 4: Simplify right side
266,305.91x = 53,451,507,141.90 - Step 5: Solve for x
x = 53,451,507,141.90/266,305.91 - Step 6: Final answer
x = 200,714.69
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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.