Finding the Fourth Proportional to 776,334.44, 1,164,107.74 and 355,249.48
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Solution
The fourth proportional to 776,334.44, 1,164,107.74 and 355,249.48 is: 532,693.96
Step by Step Solution
- Step 1: Write the proportion equation
776,334.44 : 1,164,107.74 = 355,249.48 : x - Step 2: Convert to fraction form
776,334.44/1,164,107.74 = 355,249.48/x - Step 3: Cross multiply
776,334.44x = 1,164,107.74 × 355,249.48 - Step 4: Simplify right side
776,334.44x = 413,548,669,298.98 - Step 5: Solve for x
x = 413,548,669,298.98/776,334.44 - Step 6: Final answer
x = 532,693.96
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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.