Finding the Fourth Proportional to 557,557.18, 836,387.62 and 158,207.74
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Solution
The fourth proportional to 557,557.18, 836,387.62 and 158,207.74 is: 237,326.32
Step by Step Solution
- Step 1: Write the proportion equation
557,557.18 : 836,387.62 = 158,207.74 : x - Step 2: Convert to fraction form
557,557.18/836,387.62 = 158,207.74/x - Step 3: Cross multiply
557,557.18x = 836,387.62 × 158,207.74 - Step 4: Simplify right side
557,557.18x = 132,322,995,124.18 - Step 5: Solve for x
x = 132,322,995,124.18/557,557.18 - Step 6: Final answer
x = 237,326.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.