Finding the Fourth Proportional to 935,799.70, 1,403,699.69 and 225,827.75
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Solution
The fourth proportional to 935,799.70, 1,403,699.69 and 225,827.75 is: 338,741.66
Step by Step Solution
- Step 1: Write the proportion equation
935,799.70 : 1,403,699.69 = 225,827.75 : x - Step 2: Convert to fraction form
935,799.70/1,403,699.69 = 225,827.75/x - Step 3: Cross multiply
935,799.70x = 1,403,699.69 × 225,827.75 - Step 4: Simplify right side
935,799.70x = 316,994,342,668.40 - Step 5: Solve for x
x = 316,994,342,668.40/935,799.70 - Step 6: Final answer
x = 338,741.66
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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.