Finding the Fourth Proportional to 846,604.08, 1,168,312.68 and 464,631.84
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Solution
The fourth proportional to 846,604.08, 1,168,312.68 and 464,631.84 is: 641,191.42
Step by Step Solution
- Step 1: Write the proportion equation
846,604.08 : 1,168,312.68 = 464,631.84 : x - Step 2: Convert to fraction form
846,604.08/1,168,312.68 = 464,631.84/x - Step 3: Cross multiply
846,604.08x = 1,168,312.68 × 464,631.84 - Step 4: Simplify right side
846,604.08x = 542,835,270,203.73 - Step 5: Solve for x
x = 542,835,270,203.73/846,604.08 - Step 6: Final answer
x = 641,191.42
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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.