Finding the Fourth Proportional to 560,547.67, 773,572.22 and 305,915.23
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Solution
The fourth proportional to 560,547.67, 773,572.22 and 305,915.23 is: 422,171.99
Step by Step Solution
- Step 1: Write the proportion equation
560,547.67 : 773,572.22 = 305,915.23 : x - Step 2: Convert to fraction form
560,547.67/773,572.22 = 305,915.23/x - Step 3: Cross multiply
560,547.67x = 773,572.22 × 305,915.23 - Step 4: Simplify right side
560,547.67x = 236,647,523,602.91 - Step 5: Solve for x
x = 236,647,523,602.91/560,547.67 - Step 6: Final answer
x = 422,171.99
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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.