Finding the Fourth Proportional to 838,236.07, 1,257,541.51 and 305,757.08
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Solution
The fourth proportional to 838,236.07, 1,257,541.51 and 305,757.08 is: 458,703.98
Step by Step Solution
- Step 1: Write the proportion equation
838,236.07 : 1,257,541.51 = 305,757.08 : x - Step 2: Convert to fraction form
838,236.07/1,257,541.51 = 305,757.08/x - Step 3: Cross multiply
838,236.07x = 1,257,541.51 × 305,757.08 - Step 4: Simplify right side
838,236.07x = 384,502,220,076.39 - Step 5: Solve for x
x = 384,502,220,076.39/838,236.07 - Step 6: Final answer
x = 458,703.98
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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.