Finding the Fourth Proportional to 415,749.29, 573,733.87 and 224,762.63
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Solution
The fourth proportional to 415,749.29, 573,733.87 and 224,762.63 is: 310,172.34
Step by Step Solution
- Step 1: Write the proportion equation
415,749.29 : 573,733.87 = 224,762.63 : x - Step 2: Convert to fraction form
415,749.29/573,733.87 = 224,762.63/x - Step 3: Cross multiply
415,749.29x = 573,733.87 × 224,762.63 - Step 4: Simplify right side
415,749.29x = 128,953,930,110.70 - Step 5: Solve for x
x = 128,953,930,110.70/415,749.29 - Step 6: Final answer
x = 310,172.34
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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.