Finding the Fourth Proportional to 673,912.73, 930,037.53 and 368,017.58
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Solution
The fourth proportional to 673,912.73, 930,037.53 and 368,017.58 is: 507,884.99
Step by Step Solution
- Step 1: Write the proportion equation
673,912.73 : 930,037.53 = 368,017.58 : x - Step 2: Convert to fraction form
673,912.73/930,037.53 = 368,017.58/x - Step 3: Cross multiply
673,912.73x = 930,037.53 × 368,017.58 - Step 4: Simplify right side
673,912.73x = 342,270,156,449.59 - Step 5: Solve for x
x = 342,270,156,449.59/673,912.73 - Step 6: Final answer
x = 507,884.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.