Finding the Fourth Proportional to 738,750.57, 1,108,126.05 and 177,785.07
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Solution
The fourth proportional to 738,750.57, 1,108,126.05 and 177,785.07 is: 266,677.65
Step by Step Solution
- Step 1: Write the proportion equation
738,750.57 : 1,108,126.05 = 177,785.07 : x - Step 2: Convert to fraction form
738,750.57/1,108,126.05 = 177,785.07/x - Step 3: Cross multiply
738,750.57x = 1,108,126.05 × 177,785.07 - Step 4: Simplify right side
738,750.57x = 197,008,267,368.07 - Step 5: Solve for x
x = 197,008,267,368.07/738,750.57 - Step 6: Final answer
x = 266,677.65
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1.5x scale
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.