Finding the Fourth Proportional to 940,955.88, 1,411,441.12 and 230,990.08
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Solution
The fourth proportional to 940,955.88, 1,411,441.12 and 230,990.08 is: 346,486.91
Step by Step Solution
- Step 1: Write the proportion equation
940,955.88 : 1,411,441.12 = 230,990.08 : x - Step 2: Convert to fraction form
940,955.88/1,411,441.12 = 230,990.08/x - Step 3: Cross multiply
940,955.88x = 1,411,441.12 × 230,990.08 - Step 4: Simplify right side
940,955.88x = 326,028,897,224.09 - Step 5: Solve for x
x = 326,028,897,224.09/940,955.88 - Step 6: Final answer
x = 346,486.91
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1.5x scale
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.