Finding the Fourth Proportional to 750,415.36, 1,124,115.36 and 350,504.32
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Solution
The fourth proportional to 750,415.36, 1,124,115.36 and 350,504.32 is: 525,052.27
Step by Step Solution
- Step 1: Write the proportion equation
750,415.36 : 1,124,115.36 = 350,504.32 : x - Step 2: Convert to fraction form
750,415.36/1,124,115.36 = 350,504.32/x - Step 3: Cross multiply
750,415.36x = 1,124,115.36 × 350,504.32 - Step 4: Simplify right side
750,415.36x = 394,007,289,858.36 - Step 5: Solve for x
x = 394,007,289,858.36/750,415.36 - Step 6: Final answer
x = 525,052.27
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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.