Finding the Fourth Proportional to 503,639.34, 695,021.04 and 277,284.84
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Solution
The fourth proportional to 503,639.34, 695,021.04 and 277,284.84 is: 382,652.39
Step by Step Solution
- Step 1: Write the proportion equation
503,639.34 : 695,021.04 = 277,284.84 : x - Step 2: Convert to fraction form
503,639.34/695,021.04 = 277,284.84/x - Step 3: Cross multiply
503,639.34x = 695,021.04 × 277,284.84 - Step 4: Simplify right side
503,639.34x = 192,718,797,873.03 - Step 5: Solve for x
x = 192,718,797,873.03/503,639.34 - Step 6: Final answer
x = 382,652.39
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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.