Finding the Fourth Proportional to 995,470.70, 1,373,750.94 and 542,761.70
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Solution
The fourth proportional to 995,470.70, 1,373,750.94 and 542,761.70 is: 749,011.90
Step by Step Solution
- Step 1: Write the proportion equation
995,470.70 : 1,373,750.94 = 542,761.70 : x - Step 2: Convert to fraction form
995,470.70/1,373,750.94 = 542,761.70/x - Step 3: Cross multiply
995,470.70x = 1,373,750.94 × 542,761.70 - Step 4: Simplify right side
995,470.70x = 745,619,395,571.00 - Step 5: Solve for x
x = 745,619,395,571.00/995,470.70 - Step 6: Final answer
x = 749,011.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.