Finding the Fourth Proportional to 720,418.68, 1,080,628.02 and 277,083
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Solution
The fourth proportional to 720,418.68, 1,080,628.02 and 277,083 is: 415,624.50
Step by Step Solution
- Step 1: Write the proportion equation
720,418.68 : 1,080,628.02 = 277,083 : x - Step 2: Convert to fraction form
720,418.68/1,080,628.02 = 277,083/x - Step 3: Cross multiply
720,418.68x = 1,080,628.02 × 277,083 - Step 4: Simplify right side
720,418.68x = 299,423,653,665.66 - Step 5: Solve for x
x = 299,423,653,665.66/720,418.68 - Step 6: Final answer
x = 415,624.50
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Similar ratio
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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.