Finding the Fourth Proportional to 798,539.24, 1,101,966.98 and 435,945.44
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Solution
The fourth proportional to 798,539.24, 1,101,966.98 and 435,945.44 is: 601,595.33
Step by Step Solution
- Step 1: Write the proportion equation
798,539.24 : 1,101,966.98 = 435,945.44 : x - Step 2: Convert to fraction form
798,539.24/1,101,966.98 = 435,945.44/x - Step 3: Cross multiply
798,539.24x = 1,101,966.98 × 435,945.44 - Step 4: Simplify right side
798,539.24x = 480,397,479,961.57 - Step 5: Solve for x
x = 480,397,479,961.57/798,539.24 - Step 6: Final answer
x = 601,595.33
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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.