Finding the Fourth Proportional to 558,886.44, 771,268.05 and 304,237.02
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Solution
The fourth proportional to 558,886.44, 771,268.05 and 304,237.02 is: 419,849.68
Step by Step Solution
- Step 1: Write the proportion equation
558,886.44 : 771,268.05 = 304,237.02 : x - Step 2: Convert to fraction form
558,886.44/771,268.05 = 304,237.02/x - Step 3: Cross multiply
558,886.44x = 771,268.05 × 304,237.02 - Step 4: Simplify right side
558,886.44x = 234,648,293,153.21 - Step 5: Solve for x
x = 234,648,293,153.21/558,886.44 - Step 6: Final answer
x = 419,849.68
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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.