Finding the Fourth Proportional to 277,665.87, 416,445.84 and 135,368.31
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Solution
The fourth proportional to 277,665.87, 416,445.84 and 135,368.31 is: 203,026.64
Step by Step Solution
- Step 1: Write the proportion equation
277,665.87 : 416,445.84 = 135,368.31 : x - Step 2: Convert to fraction form
277,665.87/416,445.84 = 135,368.31/x - Step 3: Cross multiply
277,665.87x = 416,445.84 × 135,368.31 - Step 4: Simplify right side
277,665.87x = 56,373,569,567.33 - Step 5: Solve for x
x = 56,373,569,567.33/277,665.87 - Step 6: Final answer
x = 203,026.64
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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.