Finding the Fourth Proportional to 757,722.37, 1,135,679.71 and 352,367.39
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Solution
The fourth proportional to 757,722.37, 1,135,679.71 and 352,367.39 is: 528,130.76
Step by Step Solution
- Step 1: Write the proportion equation
757,722.37 : 1,135,679.71 = 352,367.39 : x - Step 2: Convert to fraction form
757,722.37/1,135,679.71 = 352,367.39/x - Step 3: Cross multiply
757,722.37x = 1,135,679.71 × 352,367.39 - Step 4: Simplify right side
757,722.37x = 400,176,495,704.56 - Step 5: Solve for x
x = 400,176,495,704.56/757,722.37 - Step 6: Final answer
x = 528,130.76
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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.