Finding the Fourth Proportional to 417,696.51, 576,421.71 and 226,709.96
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Solution
The fourth proportional to 417,696.51, 576,421.71 and 226,709.96 is: 312,860.02
Step by Step Solution
- Step 1: Write the proportion equation
417,696.51 : 576,421.71 = 226,709.96 : x - Step 2: Convert to fraction form
417,696.51/576,421.71 = 226,709.96/x - Step 3: Cross multiply
417,696.51x = 576,421.71 × 226,709.96 - Step 4: Simplify right side
417,696.51x = 130,680,539,935.12 - Step 5: Solve for x
x = 130,680,539,935.12/417,696.51 - Step 6: Final answer
x = 312,860.02
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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.