Finding the Fourth Proportional to 512,798.04, 707,646.39 and 283,351.68
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Solution
The fourth proportional to 512,798.04, 707,646.39 and 283,351.68 is: 391,017.08
Step by Step Solution
- Step 1: Write the proportion equation
512,798.04 : 707,646.39 = 283,351.68 : x - Step 2: Convert to fraction form
512,798.04/707,646.39 = 283,351.68/x - Step 3: Cross multiply
512,798.04x = 707,646.39 × 283,351.68 - Step 4: Simplify right side
512,798.04x = 200,512,793,452.44 - Step 5: Solve for x
x = 200,512,793,452.44/512,798.04 - Step 6: Final answer
x = 391,017.08
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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.