Finding the Fourth Proportional to 756,407.92, 1,134,694.93 and 377,424.06
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Solution
The fourth proportional to 756,407.92, 1,134,694.93 and 377,424.06 is: 566,177.52
Step by Step Solution
- Step 1: Write the proportion equation
756,407.92 : 1,134,694.93 = 377,424.06 : x - Step 2: Convert to fraction form
756,407.92/1,134,694.93 = 377,424.06/x - Step 3: Cross multiply
756,407.92x = 1,134,694.93 × 377,424.06 - Step 4: Simplify right side
756,407.92x = 428,261,162,851.02 - Step 5: Solve for x
x = 428,261,162,851.02/756,407.92 - Step 6: Final answer
x = 566,177.52
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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.