Finding the Fourth Proportional to 961,920.62, 1,327,489.53 and 532,193.75
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Solution
The fourth proportional to 961,920.62, 1,327,489.53 and 532,193.75 is: 734,448.99
Step by Step Solution
- Step 1: Write the proportion equation
961,920.62 : 1,327,489.53 = 532,193.75 : x - Step 2: Convert to fraction form
961,920.62/1,327,489.53 = 532,193.75/x - Step 3: Cross multiply
961,920.62x = 1,327,489.53 × 532,193.75 - Step 4: Simplify right side
961,920.62x = 706,481,631,056.44 - Step 5: Solve for x
x = 706,481,631,056.44/961,920.62 - Step 6: Final answer
x = 734,448.99
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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.