Finding the Fourth Proportional to 961,771.25, 1,327,283.40 and 532,043.97
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Solution
The fourth proportional to 961,771.25, 1,327,283.40 and 532,043.97 is: 734,242.30
Step by Step Solution
- Step 1: Write the proportion equation
961,771.25 : 1,327,283.40 = 532,043.97 : x - Step 2: Convert to fraction form
961,771.25/1,327,283.40 = 532,043.97/x - Step 3: Cross multiply
961,771.25x = 1,327,283.40 × 532,043.97 - Step 4: Simplify right side
961,771.25x = 706,173,129,451.10 - Step 5: Solve for x
x = 706,173,129,451.10/961,771.25 - Step 6: Final answer
x = 734,242.30
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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.