Finding the Fourth Proportional to 846,440.82, 1,168,102.62 and 464,503.14
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Solution
The fourth proportional to 846,440.82, 1,168,102.62 and 464,503.14 is: 641,022.17
Step by Step Solution
- Step 1: Write the proportion equation
846,440.82 : 1,168,102.62 = 464,503.14 : x - Step 2: Convert to fraction form
846,440.82/1,168,102.62 = 464,503.14/x - Step 3: Cross multiply
846,440.82x = 1,168,102.62 × 464,503.14 - Step 4: Simplify right side
846,440.82x = 542,587,334,832.23 - Step 5: Solve for x
x = 542,587,334,832.23/846,440.82 - Step 6: Final answer
x = 641,022.17
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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.