Finding the Fourth Proportional to 881,286.01, 1,216,075.99 and 499,230.97
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Solution
The fourth proportional to 881,286.01, 1,216,075.99 and 499,230.97 is: 688,882.82
Step by Step Solution
- Step 1: Write the proportion equation
881,286.01 : 1,216,075.99 = 499,230.97 : x - Step 2: Convert to fraction form
881,286.01/1,216,075.99 = 499,230.97/x - Step 3: Cross multiply
881,286.01x = 1,216,075.99 × 499,230.97 - Step 4: Simplify right side
881,286.01x = 607,102,793,585.26 - Step 5: Solve for x
x = 607,102,793,585.26/881,286.01 - Step 6: Final answer
x = 688,882.82
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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.