Finding the Fourth Proportional to 526,759.44, 726,929.95 and 285,042.01
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Solution
The fourth proportional to 526,759.44, 726,929.95 and 285,042.01 is: 393,359.02
Step by Step Solution
- Step 1: Write the proportion equation
526,759.44 : 726,929.95 = 285,042.01 : x - Step 2: Convert to fraction form
526,759.44/726,929.95 = 285,042.01/x - Step 3: Cross multiply
526,759.44x = 726,929.95 × 285,042.01 - Step 4: Simplify right side
526,759.44x = 207,205,576,607.13 - Step 5: Solve for x
x = 207,205,576,607.13/526,759.44 - Step 6: Final answer
x = 393,359.02
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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.