Finding the Fourth Proportional to 570,950.07, 856,156.84 and 331,132.08
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Solution
The fourth proportional to 570,950.07, 856,156.84 and 331,132.08 is: 496,542.54
Step by Step Solution
- Step 1: Write the proportion equation
570,950.07 : 856,156.84 = 331,132.08 : x - Step 2: Convert to fraction form
570,950.07/856,156.84 = 331,132.08/x - Step 3: Cross multiply
570,950.07x = 856,156.84 × 331,132.08 - Step 4: Simplify right side
570,950.07x = 283,500,995,235.43 - Step 5: Solve for x
x = 283,500,995,235.43/570,950.07 - Step 6: Final answer
x = 496,542.54
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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.