Finding the Fourth Proportional to 979,537.96, 1,468,736.06 and 379,798.48
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Solution
The fourth proportional to 979,537.96, 1,468,736.06 and 379,798.48 is: 569,476.37
Step by Step Solution
- Step 1: Write the proportion equation
979,537.96 : 1,468,736.06 = 379,798.48 : x - Step 2: Convert to fraction form
979,537.96/1,468,736.06 = 379,798.48/x - Step 3: Cross multiply
979,537.96x = 1,468,736.06 × 379,798.48 - Step 4: Simplify right side
979,537.96x = 557,823,723,109.19 - Step 5: Solve for x
x = 557,823,723,109.19/979,537.96 - Step 6: Final answer
x = 569,476.37
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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.