Finding the Fourth Proportional to 754,785.88, 1,041,604.51 and 415,246.84
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Solution
The fourth proportional to 754,785.88, 1,041,604.51 and 415,246.84 is: 573,040.63
Step by Step Solution
- Step 1: Write the proportion equation
754,785.88 : 1,041,604.51 = 415,246.84 : x - Step 2: Convert to fraction form
754,785.88/1,041,604.51 = 415,246.84/x - Step 3: Cross multiply
754,785.88x = 1,041,604.51 × 415,246.84 - Step 4: Simplify right side
754,785.88x = 432,522,976,099.23 - Step 5: Solve for x
x = 432,522,976,099.23/754,785.88 - Step 6: Final answer
x = 573,040.63
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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.