Finding the Fourth Proportional to 490,973.18, 677,532.33 and 284,250.26
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Solution
The fourth proportional to 490,973.18, 677,532.33 and 284,250.26 is: 392,259.19
Step by Step Solution
- Step 1: Write the proportion equation
490,973.18 : 677,532.33 = 284,250.26 : x - Step 2: Convert to fraction form
490,973.18/677,532.33 = 284,250.26/x - Step 3: Cross multiply
490,973.18x = 677,532.33 × 284,250.26 - Step 4: Simplify right side
490,973.18x = 192,588,737,573.24 - Step 5: Solve for x
x = 192,588,737,573.24/490,973.18 - Step 6: Final answer
x = 392,259.19
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.