Finding the Fourth Proportional to 417,580.21, 576,262.25 and 226,593.59
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Solution
The fourth proportional to 417,580.21, 576,262.25 and 226,593.59 is: 312,699.99
Step by Step Solution
- Step 1: Write the proportion equation
417,580.21 : 576,262.25 = 226,593.59 : x - Step 2: Convert to fraction form
417,580.21/576,262.25 = 226,593.59/x - Step 3: Cross multiply
417,580.21x = 576,262.25 × 226,593.59 - Step 4: Simplify right side
417,580.21x = 130,577,328,844.42 - Step 5: Solve for x
x = 130,577,328,844.42/417,580.21 - Step 6: Final answer
x = 312,699.99
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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.