Finding the Fourth Proportional to 270,204.68, 372,901.74 and 149,343.36
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Solution
The fourth proportional to 270,204.68, 372,901.74 and 149,343.36 is: 206,104.49
Step by Step Solution
- Step 1: Write the proportion equation
270,204.68 : 372,901.74 = 149,343.36 : x - Step 2: Convert to fraction form
270,204.68/372,901.74 = 149,343.36/x - Step 3: Cross multiply
270,204.68x = 372,901.74 × 149,343.36 - Step 4: Simplify right side
270,204.68x = 55,690,398,801.45 - Step 5: Solve for x
x = 55,690,398,801.45/270,204.68 - Step 6: Final answer
x = 206,104.49
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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.