Finding the Fourth Proportional to 513,234.38, 708,201.63 and 283,760.67
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Solution
The fourth proportional to 513,234.38, 708,201.63 and 283,760.67 is: 391,555.55
Step by Step Solution
- Step 1: Write the proportion equation
513,234.38 : 708,201.63 = 283,760.67 : x - Step 2: Convert to fraction form
513,234.38/708,201.63 = 283,760.67/x - Step 3: Cross multiply
513,234.38x = 708,201.63 × 283,760.67 - Step 4: Simplify right side
513,234.38x = 200,959,767,696.01 - Step 5: Solve for x
x = 200,959,767,696.01/513,234.38 - Step 6: Final answer
x = 391,555.55
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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.