Finding the Fourth Proportional to 571,201.24, 856,980.90 and 343,745.02
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Solution
The fourth proportional to 571,201.24, 856,980.90 and 343,745.02 is: 515,725.28
Step by Step Solution
- Step 1: Write the proportion equation
571,201.24 : 856,980.90 = 343,745.02 : x - Step 2: Convert to fraction form
571,201.24/856,980.90 = 343,745.02/x - Step 3: Cross multiply
571,201.24x = 856,980.90 × 343,745.02 - Step 4: Simplify right side
571,201.24x = 294,582,916,610.12 - Step 5: Solve for x
x = 294,582,916,610.12/571,201.24 - Step 6: Final answer
x = 515,725.28
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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.