Finding the Fourth Proportional to 738,197.80, 1,107,296.70 and 177,232.30
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Solution
The fourth proportional to 738,197.80, 1,107,296.70 and 177,232.30 is: 265,848.45
Step by Step Solution
- Step 1: Write the proportion equation
738,197.80 : 1,107,296.70 = 177,232.30 : x - Step 2: Convert to fraction form
738,197.80/1,107,296.70 = 177,232.30/x - Step 3: Cross multiply
738,197.80x = 1,107,296.70 × 177,232.30 - Step 4: Simplify right side
738,197.80x = 196,248,740,923.41 - Step 5: Solve for x
x = 196,248,740,923.41/738,197.80 - Step 6: Final answer
x = 265,848.45
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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.