Finding the Fourth Proportional to 549,093.50, 757,764.84 and 307,374.63
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Solution
The fourth proportional to 549,093.50, 757,764.84 and 307,374.63 is: 424,185.84
Step by Step Solution
- Step 1: Write the proportion equation
549,093.50 : 757,764.84 = 307,374.63 : x - Step 2: Convert to fraction form
549,093.50/757,764.84 = 307,374.63/x - Step 3: Cross multiply
549,093.50x = 757,764.84 × 307,374.63 - Step 4: Simplify right side
549,093.50x = 232,917,687,322.01 - Step 5: Solve for x
x = 232,917,687,322.01/549,093.50 - Step 6: Final answer
x = 424,185.84
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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.