Finding the Fourth Proportional to 741,582.08, 1,112,703.84 and 342,008
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Solution
The fourth proportional to 741,582.08, 1,112,703.84 and 342,008 is: 513,164.52
Step by Step Solution
- Step 1: Write the proportion equation
741,582.08 : 1,112,703.84 = 342,008 : x - Step 2: Convert to fraction form
741,582.08/1,112,703.84 = 342,008/x - Step 3: Cross multiply
741,582.08x = 1,112,703.84 × 342,008 - Step 4: Simplify right side
741,582.08x = 380,553,614,910.72 - Step 5: Solve for x
x = 380,553,614,910.72/741,582.08 - Step 6: Final answer
x = 513,164.52
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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.