Finding the Fourth Proportional to 755,818.70, 1,133,887.97 and 250,351.05
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Solution
The fourth proportional to 755,818.70, 1,133,887.97 and 250,351.05 is: 375,579.55
Step by Step Solution
- Step 1: Write the proportion equation
755,818.70 : 1,133,887.97 = 250,351.05 : x - Step 2: Convert to fraction form
755,818.70/1,133,887.97 = 250,351.05/x - Step 3: Cross multiply
755,818.70x = 1,133,887.97 × 250,351.05 - Step 4: Simplify right side
755,818.70x = 283,870,043,871.87 - Step 5: Solve for x
x = 283,870,043,871.87/755,818.70 - Step 6: Final answer
x = 375,579.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.