Finding the Fourth Proportional to 907,544.49, 1,252,363.84 and 499,566.64
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Solution
The fourth proportional to 907,544.49, 1,252,363.84 and 499,566.64 is: 689,375.79
Step by Step Solution
- Step 1: Write the proportion equation
907,544.49 : 1,252,363.84 = 499,566.64 : x - Step 2: Convert to fraction form
907,544.49/1,252,363.84 = 499,566.64/x - Step 3: Cross multiply
907,544.49x = 1,252,363.84 × 499,566.64 - Step 4: Simplify right side
907,544.49x = 625,639,195,606.30 - Step 5: Solve for x
x = 625,639,195,606.30/907,544.49 - Step 6: Final answer
x = 689,375.79
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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.