Finding the Fourth Proportional to 969,875.10, 1,454,812.80 and 295,959.96
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Solution
The fourth proportional to 969,875.10, 1,454,812.80 and 295,959.96 is: 443,939.99
Step by Step Solution
- Step 1: Write the proportion equation
969,875.10 : 1,454,812.80 = 295,959.96 : x - Step 2: Convert to fraction form
969,875.10/1,454,812.80 = 295,959.96/x - Step 3: Cross multiply
969,875.10x = 1,454,812.80 × 295,959.96 - Step 4: Simplify right side
969,875.10x = 430,566,338,095.49 - Step 5: Solve for x
x = 430,566,338,095.49/969,875.10 - Step 6: Final answer
x = 443,939.99
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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.