Finding the Fourth Proportional to 417,652.13, 576,359.94 and 226,665.52
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Solution
The fourth proportional to 417,652.13, 576,359.94 and 226,665.52 is: 312,798.41
Step by Step Solution
- Step 1: Write the proportion equation
417,652.13 : 576,359.94 = 226,665.52 : x - Step 2: Convert to fraction form
417,652.13/576,359.94 = 226,665.52/x - Step 3: Cross multiply
417,652.13x = 576,359.94 × 226,665.52 - Step 4: Simplify right side
417,652.13x = 130,640,923,409.13 - Step 5: Solve for x
x = 130,640,923,409.13/417,652.13 - Step 6: Final answer
x = 312,798.41
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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.