Finding the Fourth Proportional to 270,587.64, 373,105.36 and 202,386.05
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Solution
The fourth proportional to 270,587.64, 373,105.36 and 202,386.05 is: 279,064.19
Step by Step Solution
- Step 1: Write the proportion equation
270,587.64 : 373,105.36 = 202,386.05 : x - Step 2: Convert to fraction form
270,587.64/373,105.36 = 202,386.05/x - Step 3: Cross multiply
270,587.64x = 373,105.36 × 202,386.05 - Step 4: Simplify right side
270,587.64x = 75,511,320,044.23 - Step 5: Solve for x
x = 75,511,320,044.23/270,587.64 - Step 6: Final answer
x = 279,064.19
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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.