Finding the Fourth Proportional to 503,284.74, 694,304.04 and 299,219.94
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Solution
The fourth proportional to 503,284.74, 694,304.04 and 299,219.94 is: 412,787.43
Step by Step Solution
- Step 1: Write the proportion equation
503,284.74 : 694,304.04 = 299,219.94 : x - Step 2: Convert to fraction form
503,284.74/694,304.04 = 299,219.94/x - Step 3: Cross multiply
503,284.74x = 694,304.04 × 299,219.94 - Step 4: Simplify right side
503,284.74x = 207,749,613,190.56 - Step 5: Solve for x
x = 207,749,613,190.56/503,284.74 - Step 6: Final answer
x = 412,787.43
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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.