Finding the Fourth Proportional to 558,924.36, 771,291.42 and 304,276.44
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Solution
The fourth proportional to 558,924.36, 771,291.42 and 304,276.44 is: 419,888.31
Step by Step Solution
- Step 1: Write the proportion equation
558,924.36 : 771,291.42 = 304,276.44 : x - Step 2: Convert to fraction form
558,924.36/771,291.42 = 304,276.44/x - Step 3: Cross multiply
558,924.36x = 771,291.42 × 304,276.44 - Step 4: Simplify right side
558,924.36x = 234,685,807,480.15 - Step 5: Solve for x
x = 234,685,807,480.15/558,924.36 - Step 6: Final answer
x = 419,888.31
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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.