Finding the Fourth Proportional to 738,932.48, 1,106,639.27 and 471,865.76
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Solution
The fourth proportional to 738,932.48, 1,106,639.27 and 471,865.76 is: 706,675.09
Step by Step Solution
- Step 1: Write the proportion equation
738,932.48 : 1,106,639.27 = 471,865.76 : x - Step 2: Convert to fraction form
738,932.48/1,106,639.27 = 471,865.76/x - Step 3: Cross multiply
738,932.48x = 1,106,639.27 × 471,865.76 - Step 4: Simplify right side
738,932.48x = 522,185,177,825.07 - Step 5: Solve for x
x = 522,185,177,825.07/738,932.48 - Step 6: Final answer
x = 706,675.09
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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.