Finding the Fourth Proportional to 969,944.92, 1,454,920.06 and 338,858.70
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Solution
The fourth proportional to 969,944.92, 1,454,920.06 and 338,858.70 is: 508,288.99
Step by Step Solution
- Step 1: Write the proportion equation
969,944.92 : 1,454,920.06 = 338,858.70 : x - Step 2: Convert to fraction form
969,944.92/1,454,920.06 = 338,858.70/x - Step 3: Cross multiply
969,944.92x = 1,454,920.06 × 338,858.70 - Step 4: Simplify right side
969,944.92x = 493,012,320,135.52 - Step 5: Solve for x
x = 493,012,320,135.52/969,944.92 - Step 6: Final answer
x = 508,288.99
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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.