Finding the Fourth Proportional to 746,115.35, 1,119,390.96 and 240,665.13
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Solution
The fourth proportional to 746,115.35, 1,119,390.96 and 240,665.13 is: 361,067.99
Step by Step Solution
- Step 1: Write the proportion equation
746,115.35 : 1,119,390.96 = 240,665.13 : x - Step 2: Convert to fraction form
746,115.35/1,119,390.96 = 240,665.13/x - Step 3: Cross multiply
746,115.35x = 1,119,390.96 × 240,665.13 - Step 4: Simplify right side
746,115.35x = 269,398,370,909.23 - Step 5: Solve for x
x = 269,398,370,909.23/746,115.35 - Step 6: Final answer
x = 361,067.99
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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.