Finding the Fourth Proportional to 798,626.61, 1,102,291.25 and 526,743.09
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Solution
The fourth proportional to 798,626.61, 1,102,291.25 and 526,743.09 is: 727,028.49
Step by Step Solution
- Step 1: Write the proportion equation
798,626.61 : 1,102,291.25 = 526,743.09 : x - Step 2: Convert to fraction form
798,626.61/1,102,291.25 = 526,743.09/x - Step 3: Cross multiply
798,626.61x = 1,102,291.25 × 526,743.09 - Step 4: Simplify right side
798,626.61x = 580,624,296,471.25 - Step 5: Solve for x
x = 580,624,296,471.25/798,626.61 - Step 6: Final answer
x = 727,028.49
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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.