Finding the Fourth Proportional to 317,855.49, 476,730.83 and 104,626.18
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Solution
The fourth proportional to 317,855.49, 476,730.83 and 104,626.18 is: 156,922.02
Step by Step Solution
- Step 1: Write the proportion equation
317,855.49 : 476,730.83 = 104,626.18 : x - Step 2: Convert to fraction form
317,855.49/476,730.83 = 104,626.18/x - Step 3: Cross multiply
317,855.49x = 476,730.83 × 104,626.18 - Step 4: Simplify right side
317,855.49x = 49,878,525,631.13 - Step 5: Solve for x
x = 49,878,525,631.13/317,855.49 - Step 6: Final answer
x = 156,922.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.