Finding the Fourth Proportional to 437,510.70, 603,765.09 and 236,306.70
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Solution
The fourth proportional to 437,510.70, 603,765.09 and 236,306.70 is: 326,103.42
Step by Step Solution
- Step 1: Write the proportion equation
437,510.70 : 603,765.09 = 236,306.70 : x - Step 2: Convert to fraction form
437,510.70/603,765.09 = 236,306.70/x - Step 3: Cross multiply
437,510.70x = 603,765.09 × 236,306.70 - Step 4: Simplify right side
437,510.70x = 142,673,735,993.10 - Step 5: Solve for x
x = 142,673,735,993.10/437,510.70 - Step 6: Final answer
x = 326,103.42
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1.5x scale
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.