Finding the Fourth Proportional to 571,934.72, 857,344.26 and 272,334.80
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Solution
The fourth proportional to 571,934.72, 857,344.26 and 272,334.80 is: 408,236.59
Step by Step Solution
- Step 1: Write the proportion equation
571,934.72 : 857,344.26 = 272,334.80 : x - Step 2: Convert to fraction form
571,934.72/857,344.26 = 272,334.80/x - Step 3: Cross multiply
571,934.72x = 857,344.26 × 272,334.80 - Step 4: Simplify right side
571,934.72x = 233,484,677,578.25 - Step 5: Solve for x
x = 233,484,677,578.25/571,934.72 - Step 6: Final answer
x = 408,236.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.