Finding the Fourth Proportional to 513,898.35, 770,581.86 and 225,591.99
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Solution
The fourth proportional to 513,898.35, 770,581.86 and 225,591.99 is: 338,271.36
Step by Step Solution
- Step 1: Write the proportion equation
513,898.35 : 770,581.86 = 225,591.99 : x - Step 2: Convert to fraction form
513,898.35/770,581.86 = 225,591.99/x - Step 3: Cross multiply
513,898.35x = 770,581.86 × 225,591.99 - Step 4: Simplify right side
513,898.35x = 173,837,095,255.30 - Step 5: Solve for x
x = 173,837,095,255.30/513,898.35 - Step 6: Final answer
x = 338,271.36
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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.