Finding the Fourth Proportional to 756,113.92, 1,043,460.84 and 433,882.96
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Solution
The fourth proportional to 756,113.92, 1,043,460.84 and 433,882.96 is: 598,772.04
Step by Step Solution
- Step 1: Write the proportion equation
756,113.92 : 1,043,460.84 = 433,882.96 : x - Step 2: Convert to fraction form
756,113.92/1,043,460.84 = 433,882.96/x - Step 3: Cross multiply
756,113.92x = 1,043,460.84 × 433,882.96 - Step 4: Simplify right side
756,113.92x = 452,739,877,903.29 - Step 5: Solve for x
x = 452,739,877,903.29/756,113.92 - Step 6: Final answer
x = 598,772.04
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.