Finding the Fourth Proportional to 748,559.92, 1,122,844.74 and 299,318.53
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Solution
The fourth proportional to 748,559.92, 1,122,844.74 and 299,318.53 is: 448,979.74
Step by Step Solution
- Step 1: Write the proportion equation
748,559.92 : 1,122,844.74 = 299,318.53 : x - Step 2: Convert to fraction form
748,559.92/1,122,844.74 = 299,318.53/x - Step 3: Cross multiply
748,559.92x = 1,122,844.74 × 299,318.53 - Step 4: Simplify right side
748,559.92x = 336,088,236,995.03 - Step 5: Solve for x
x = 336,088,236,995.03/748,559.92 - Step 6: Final answer
x = 448,979.74
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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.