Finding the Fourth Proportional to 437,515.07, 603,771.19 and 236,311.07
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Solution
The fourth proportional to 437,515.07, 603,771.19 and 236,311.07 is: 326,109.49
Step by Step Solution
- Step 1: Write the proportion equation
437,515.07 : 603,771.19 = 236,311.07 : x - Step 2: Convert to fraction form
437,515.07/603,771.19 = 236,311.07/x - Step 3: Cross multiply
437,515.07x = 603,771.19 × 236,311.07 - Step 4: Simplify right side
437,515.07x = 142,677,812,925.22 - Step 5: Solve for x
x = 142,677,812,925.22/437,515.07 - Step 6: Final answer
x = 326,109.49
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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.