Finding the Fourth Proportional to 550,509.75, 825,903.35 and 156,525.75
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Solution
The fourth proportional to 550,509.75, 825,903.35 and 156,525.75 is: 234,828.07
Step by Step Solution
- Step 1: Write the proportion equation
550,509.75 : 825,903.35 = 156,525.75 : x - Step 2: Convert to fraction form
550,509.75/825,903.35 = 156,525.75/x - Step 3: Cross multiply
550,509.75x = 825,903.35 × 156,525.75 - Step 4: Simplify right side
550,509.75x = 129,275,141,286.26 - Step 5: Solve for x
x = 129,275,141,286.26/550,509.75 - Step 6: Final answer
x = 234,828.07
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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.