Finding the Fourth Proportional to 471,745.58, 707,027.68 and 371,509.90
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Solution
The fourth proportional to 471,745.58, 707,027.68 and 371,509.90 is: 556,799.67
Step by Step Solution
- Step 1: Write the proportion equation
471,745.58 : 707,027.68 = 371,509.90 : x - Step 2: Convert to fraction form
471,745.58/707,027.68 = 371,509.90/x - Step 3: Cross multiply
471,745.58x = 707,027.68 × 371,509.90 - Step 4: Simplify right side
471,745.58x = 262,667,783,532.83 - Step 5: Solve for x
x = 262,667,783,532.83/471,745.58 - Step 6: Final answer
x = 556,799.67
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.