Finding the Fourth Proportional to 969,725.62, 1,454,817.39 and 304,877.62
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Solution
The fourth proportional to 969,725.62, 1,454,817.39 and 304,877.62 is: 457,388.41
Step by Step Solution
- Step 1: Write the proportion equation
969,725.62 : 1,454,817.39 = 304,877.62 : x - Step 2: Convert to fraction form
969,725.62/1,454,817.39 = 304,877.62/x - Step 3: Cross multiply
969,725.62x = 1,454,817.39 × 304,877.62 - Step 4: Simplify right side
969,725.62x = 443,541,263,397.81 - Step 5: Solve for x
x = 443,541,263,397.81/969,725.62 - Step 6: Final answer
x = 457,388.41
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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.