Finding the Fourth Proportional to 508,077.72, 701,123.52 and 293,286.99
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Solution
The fourth proportional to 508,077.72, 701,123.52 and 293,286.99 is: 404,722.35
Step by Step Solution
- Step 1: Write the proportion equation
508,077.72 : 701,123.52 = 293,286.99 : x - Step 2: Convert to fraction form
508,077.72/701,123.52 = 293,286.99/x - Step 3: Cross multiply
508,077.72x = 701,123.52 × 293,286.99 - Step 4: Simplify right side
508,077.72x = 205,630,406,799.01 - Step 5: Solve for x
x = 205,630,406,799.01/508,077.72 - Step 6: Final answer
x = 404,722.35
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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.