Finding the Fourth Proportional to 759,072.16, 1,138,590.08 and 246,736.65
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Solution
The fourth proportional to 759,072.16, 1,138,590.08 and 246,736.65 is: 370,099.08
Step by Step Solution
- Step 1: Write the proportion equation
759,072.16 : 1,138,590.08 = 246,736.65 : x - Step 2: Convert to fraction form
759,072.16/1,138,590.08 = 246,736.65/x - Step 3: Cross multiply
759,072.16x = 1,138,590.08 × 246,736.65 - Step 4: Simplify right side
759,072.16x = 280,931,902,679.27 - Step 5: Solve for x
x = 280,931,902,679.27/759,072.16 - Step 6: Final answer
x = 370,099.08
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1.5x scale
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.