Finding the Fourth Proportional to 875,260.53, 1,312,891.11 and 276,282.27
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Solution
The fourth proportional to 875,260.53, 1,312,891.11 and 276,282.27 is: 414,423.50
Step by Step Solution
- Step 1: Write the proportion equation
875,260.53 : 1,312,891.11 = 276,282.27 : x - Step 2: Convert to fraction form
875,260.53/1,312,891.11 = 276,282.27/x - Step 3: Cross multiply
875,260.53x = 1,312,891.11 × 276,282.27 - Step 4: Simplify right side
875,260.53x = 362,728,536,133.62 - Step 5: Solve for x
x = 362,728,536,133.62/875,260.53 - Step 6: Final answer
x = 414,423.50
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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.