Finding the Fourth Proportional to 371,867.34, 557,840.68 and 119,057.44
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Solution
The fourth proportional to 371,867.34, 557,840.68 and 119,057.44 is: 178,598.86
Step by Step Solution
- Step 1: Write the proportion equation
371,867.34 : 557,840.68 = 119,057.44 : x - Step 2: Convert to fraction form
371,867.34/557,840.68 = 119,057.44/x - Step 3: Cross multiply
371,867.34x = 557,840.68 × 119,057.44 - Step 4: Simplify right side
371,867.34x = 66,415,083,288.66 - Step 5: Solve for x
x = 66,415,083,288.66/371,867.34 - Step 6: Final answer
x = 178,598.86
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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.