Finding the Fourth Proportional to 282,382.09, 423,288.82 and 124,582.75
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Solution
The fourth proportional to 282,382.09, 423,288.82 and 124,582.75 is: 186,748.69
Step by Step Solution
- Step 1: Write the proportion equation
282,382.09 : 423,288.82 = 124,582.75 : x - Step 2: Convert to fraction form
282,382.09/423,288.82 = 124,582.75/x - Step 3: Cross multiply
282,382.09x = 423,288.82 × 124,582.75 - Step 4: Simplify right side
282,382.09x = 52,734,484,337.36 - Step 5: Solve for x
x = 52,734,484,337.36/282,382.09 - Step 6: Final answer
x = 186,748.69
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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.