Finding the Fourth Proportional to 447,382.08, 670,588.08 and 222,910.08
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Solution
The fourth proportional to 447,382.08, 670,588.08 and 222,910.08 is: 334,123.45
Step by Step Solution
- Step 1: Write the proportion equation
447,382.08 : 670,588.08 = 222,910.08 : x - Step 2: Convert to fraction form
447,382.08/670,588.08 = 222,910.08/x - Step 3: Cross multiply
447,382.08x = 670,588.08 × 222,910.08 - Step 4: Simplify right side
447,382.08x = 149,480,842,559.85 - Step 5: Solve for x
x = 149,480,842,559.85/447,382.08 - Step 6: Final answer
x = 334,123.45
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1.5x scale
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.