Finding the Fourth Proportional to 1,306,305.12, 1,802,685.24 and 733,330.56
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Solution
The fourth proportional to 1,306,305.12, 1,802,685.24 and 733,330.56 is: 1,011,987.29
Step by Step Solution
- Step 1: Write the proportion equation
1,306,305.12 : 1,802,685.24 = 733,330.56 : x - Step 2: Convert to fraction form
1,306,305.12/1,802,685.24 = 733,330.56/x - Step 3: Cross multiply
1,306,305.12x = 1,802,685.24 × 733,330.56 - Step 4: Simplify right side
1,306,305.12x = 1,321,964,176,552.93 - Step 5: Solve for x
x = 1,321,964,176,552.93/1,306,305.12 - Step 6: Final answer
x = 1,011,987.29
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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.