Finding the Fourth Proportional to 722,252.71, 1,082,787.93 and 272,718.49
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Solution
The fourth proportional to 722,252.71, 1,082,787.93 and 272,718.49 is: 408,854.53
Step by Step Solution
- Step 1: Write the proportion equation
722,252.71 : 1,082,787.93 = 272,718.49 : x - Step 2: Convert to fraction form
722,252.71/1,082,787.93 = 272,718.49/x - Step 3: Cross multiply
722,252.71x = 1,082,787.93 × 272,718.49 - Step 4: Simplify right side
722,252.71x = 295,296,289,259.83 - Step 5: Solve for x
x = 295,296,289,259.83/722,252.71 - Step 6: Final answer
x = 408,854.53
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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.