Finding the Fourth Proportional to 293,927.15, 438,450.68 and 284,087.75
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Solution
The fourth proportional to 293,927.15, 438,450.68 and 284,087.75 is: 423,773.26
Step by Step Solution
- Step 1: Write the proportion equation
293,927.15 : 438,450.68 = 284,087.75 : x - Step 2: Convert to fraction form
293,927.15/438,450.68 = 284,087.75/x - Step 3: Cross multiply
293,927.15x = 438,450.68 × 284,087.75 - Step 4: Simplify right side
293,927.15x = 124,558,463,554.48 - Step 5: Solve for x
x = 124,558,463,554.48/293,927.15 - Step 6: Final answer
x = 423,773.26
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.