Finding the Fourth Proportional to 694,272.03, 957,709.84 and 403,850.88
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Solution
The fourth proportional to 694,272.03, 957,709.84 and 403,850.88 is: 557,089.94
Step by Step Solution
- Step 1: Write the proportion equation
694,272.03 : 957,709.84 = 403,850.88 : x - Step 2: Convert to fraction form
694,272.03/957,709.84 = 403,850.88/x - Step 3: Cross multiply
694,272.03x = 957,709.84 × 403,850.88 - Step 4: Simplify right side
694,272.03x = 386,771,964,062.93 - Step 5: Solve for x
x = 386,771,964,062.93/694,272.03 - Step 6: Final answer
x = 557,089.94
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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.