Finding the Fourth Proportional to 833,247.18, 1,249,935.57 and 272,338.38
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Solution
The fourth proportional to 833,247.18, 1,249,935.57 and 272,338.38 is: 408,528.75
Step by Step Solution
- Step 1: Write the proportion equation
833,247.18 : 1,249,935.57 = 272,338.38 : x - Step 2: Convert to fraction form
833,247.18/1,249,935.57 = 272,338.38/x - Step 3: Cross multiply
833,247.18x = 1,249,935.57 × 272,338.38 - Step 4: Simplify right side
833,247.18x = 340,405,428,238.18 - Step 5: Solve for x
x = 340,405,428,238.18/833,247.18 - Step 6: Final answer
x = 408,528.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.