Finding the Fourth Proportional to 448,699.44, 619,162.20 and 247,482.48
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Solution
The fourth proportional to 448,699.44, 619,162.20 and 247,482.48 is: 341,502.09
Step by Step Solution
- Step 1: Write the proportion equation
448,699.44 : 619,162.20 = 247,482.48 : x - Step 2: Convert to fraction form
448,699.44/619,162.20 = 247,482.48/x - Step 3: Cross multiply
448,699.44x = 619,162.20 × 247,482.48 - Step 4: Simplify right side
448,699.44x = 153,231,796,778.26 - Step 5: Solve for x
x = 153,231,796,778.26/448,699.44 - Step 6: Final answer
x = 341,502.09
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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.