Finding the Fourth Proportional to 798,392.36, 1,101,616.92 and 458,795
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Solution
The fourth proportional to 798,392.36, 1,101,616.92 and 458,795 is: 633,042.55
Step by Step Solution
- Step 1: Write the proportion equation
798,392.36 : 1,101,616.92 = 458,795 : x - Step 2: Convert to fraction form
798,392.36/1,101,616.92 = 458,795/x - Step 3: Cross multiply
798,392.36x = 1,101,616.92 × 458,795 - Step 4: Simplify right side
798,392.36x = 505,416,334,811.40 - Step 5: Solve for x
x = 505,416,334,811.40/798,392.36 - Step 6: Final answer
x = 633,042.55
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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.