Finding the Fourth Proportional to 301,093.02, 415,478.43 and 173,809.62
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Solution
The fourth proportional to 301,093.02, 415,478.43 and 173,809.62 is: 239,839.99
Step by Step Solution
- Step 1: Write the proportion equation
301,093.02 : 415,478.43 = 173,809.62 : x - Step 2: Convert to fraction form
301,093.02/415,478.43 = 173,809.62/x - Step 3: Cross multiply
301,093.02x = 415,478.43 × 173,809.62 - Step 4: Simplify right side
301,093.02x = 72,214,148,036.50 - Step 5: Solve for x
x = 72,214,148,036.50/301,093.02 - Step 6: Final answer
x = 239,839.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.