Finding the Fourth Proportional to 741,133.04, 1,022,387.99 and 468,742.19
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Solution
The fourth proportional to 741,133.04, 1,022,387.99 and 468,742.19 is: 646,626.66
Step by Step Solution
- Step 1: Write the proportion equation
741,133.04 : 1,022,387.99 = 468,742.19 : x - Step 2: Convert to fraction form
741,133.04/1,022,387.99 = 468,742.19/x - Step 3: Cross multiply
741,133.04x = 1,022,387.99 × 468,742.19 - Step 4: Simplify right side
741,133.04x = 479,236,378,006.65 - Step 5: Solve for x
x = 479,236,378,006.65/741,133.04 - Step 6: Final answer
x = 646,626.66
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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.