Finding the Fourth Proportional to 802,107.58, 1,106,803.10 and 479,700.04
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Solution
The fourth proportional to 802,107.58, 1,106,803.10 and 479,700.04 is: 661,923.04
Step by Step Solution
- Step 1: Write the proportion equation
802,107.58 : 1,106,803.10 = 479,700.04 : x - Step 2: Convert to fraction form
802,107.58/1,106,803.10 = 479,700.04/x - Step 3: Cross multiply
802,107.58x = 1,106,803.10 × 479,700.04 - Step 4: Simplify right side
802,107.58x = 530,933,491,342.12 - Step 5: Solve for x
x = 530,933,491,342.12/802,107.58 - Step 6: Final answer
x = 661,923.04
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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.