Finding the Fourth Proportional to 340,771.74, 470,265.39 and 197,614.98
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Solution
The fourth proportional to 340,771.74, 470,265.39 and 197,614.98 is: 272,708.90
Step by Step Solution
- Step 1: Write the proportion equation
340,771.74 : 470,265.39 = 197,614.98 : x - Step 2: Convert to fraction form
340,771.74/470,265.39 = 197,614.98/x - Step 3: Cross multiply
340,771.74x = 470,265.39 × 197,614.98 - Step 4: Simplify right side
340,771.74x = 92,931,485,639.54 - Step 5: Solve for x
x = 92,931,485,639.54/340,771.74 - Step 6: Final answer
x = 272,708.90
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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.