Finding the Fourth Proportional to 503,892.55, 695,371.75 and 277,538.05
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Solution
The fourth proportional to 503,892.55, 695,371.75 and 277,538.05 is: 383,002.52
Step by Step Solution
- Step 1: Write the proportion equation
503,892.55 : 695,371.75 = 277,538.05 : x - Step 2: Convert to fraction form
503,892.55/695,371.75 = 277,538.05/x - Step 3: Cross multiply
503,892.55x = 695,371.75 × 277,538.05 - Step 4: Simplify right side
503,892.55x = 192,992,117,087.81 - Step 5: Solve for x
x = 192,992,117,087.81/503,892.55 - Step 6: Final answer
x = 383,002.52
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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.