Finding the Fourth Proportional to 376,927.26, 520,137.62 and 207,161.52
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Solution
The fourth proportional to 376,927.26, 520,137.62 and 207,161.52 is: 285,870.81
Step by Step Solution
- Step 1: Write the proportion equation
376,927.26 : 520,137.62 = 207,161.52 : x - Step 2: Convert to fraction form
376,927.26/520,137.62 = 207,161.52/x - Step 3: Cross multiply
376,927.26x = 520,137.62 × 207,161.52 - Step 4: Simplify right side
376,927.26x = 107,752,499,968.38 - Step 5: Solve for x
x = 107,752,499,968.38/376,927.26 - Step 6: Final answer
x = 285,870.81
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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.