Finding the Fourth Proportional to 532,615.23, 734,997.63 and 290,898.75
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Solution
The fourth proportional to 532,615.23, 734,997.63 and 290,898.75 is: 401,434.06
Step by Step Solution
- Step 1: Write the proportion equation
532,615.23 : 734,997.63 = 290,898.75 : x - Step 2: Convert to fraction form
532,615.23/734,997.63 = 290,898.75/x - Step 3: Cross multiply
532,615.23x = 734,997.63 × 290,898.75 - Step 4: Simplify right side
532,615.23x = 213,809,891,819.96 - Step 5: Solve for x
x = 213,809,891,819.96/532,615.23 - Step 6: Final answer
x = 401,434.06
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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.