Finding the Fourth Proportional to 339,756.92, 468,864.84 and 186,797.70
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Solution
The fourth proportional to 339,756.92, 468,864.84 and 186,797.70 is: 257,780.99
Step by Step Solution
- Step 1: Write the proportion equation
339,756.92 : 468,864.84 = 186,797.70 : x - Step 2: Convert to fraction form
339,756.92/468,864.84 = 186,797.70/x - Step 3: Cross multiply
339,756.92x = 468,864.84 × 186,797.70 - Step 4: Simplify right side
339,756.92x = 87,582,873,722.87 - Step 5: Solve for x
x = 87,582,873,722.87/339,756.92 - Step 6: Final answer
x = 257,780.99
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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.