Finding the Fourth Proportional to 372,544.14, 558,899.56 and 135,886.84
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Solution
The fourth proportional to 372,544.14, 558,899.56 and 135,886.84 is: 203,860.66
Step by Step Solution
- Step 1: Write the proportion equation
372,544.14 : 558,899.56 = 135,886.84 : x - Step 2: Convert to fraction form
372,544.14/558,899.56 = 135,886.84/x - Step 3: Cross multiply
372,544.14x = 558,899.56 × 135,886.84 - Step 4: Simplify right side
372,544.14x = 75,947,095,085.79 - Step 5: Solve for x
x = 75,947,095,085.79/372,544.14 - Step 6: Final answer
x = 203,860.66
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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.