Finding the Fourth Proportional to 874,460.08, 1,311,874.44 and 283,438
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Solution
The fourth proportional to 874,460.08, 1,311,874.44 and 283,438 is: 425,216.74
Step by Step Solution
- Step 1: Write the proportion equation
874,460.08 : 1,311,874.44 = 283,438 : x - Step 2: Convert to fraction form
874,460.08/1,311,874.44 = 283,438/x - Step 3: Cross multiply
874,460.08x = 1,311,874.44 × 283,438 - Step 4: Simplify right side
874,460.08x = 371,835,067,524.72 - Step 5: Solve for x
x = 371,835,067,524.72/874,460.08 - Step 6: Final answer
x = 425,216.74
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.