Finding the Fourth Proportional to 585,503.24, 807,682.79 and 356,130.68
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Solution
The fourth proportional to 585,503.24, 807,682.79 and 356,130.68 is: 491,270.76
Step by Step Solution
- Step 1: Write the proportion equation
585,503.24 : 807,682.79 = 356,130.68 : x - Step 2: Convert to fraction form
585,503.24/807,682.79 = 356,130.68/x - Step 3: Cross multiply
585,503.24x = 807,682.79 × 356,130.68 - Step 4: Simplify right side
585,503.24x = 287,640,618,078.91 - Step 5: Solve for x
x = 287,640,618,078.91/585,503.24 - Step 6: Final answer
x = 491,270.76
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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.