Finding the Fourth Proportional to 340,709.99, 470,200.36 and 187,747.91
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Solution
The fourth proportional to 340,709.99, 470,200.36 and 187,747.91 is: 259,103.46
Step by Step Solution
- Step 1: Write the proportion equation
340,709.99 : 470,200.36 = 187,747.91 : x - Step 2: Convert to fraction form
340,709.99/470,200.36 = 187,747.91/x - Step 3: Cross multiply
340,709.99x = 470,200.36 × 187,747.91 - Step 4: Simplify right side
340,709.99x = 88,279,136,811.03 - Step 5: Solve for x
x = 88,279,136,811.03/340,709.99 - Step 6: Final answer
x = 259,103.46
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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.