Finding the Fourth Proportional to 1,264,527.70, 1,895,904.60 and 465,705.70
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Solution
The fourth proportional to 1,264,527.70, 1,895,904.60 and 465,705.70 is: 698,231.90
Step by Step Solution
- Step 1: Write the proportion equation
1,264,527.70 : 1,895,904.60 = 465,705.70 : x - Step 2: Convert to fraction form
1,264,527.70/1,895,904.60 = 465,705.70/x - Step 3: Cross multiply
1,264,527.70x = 1,895,904.60 × 465,705.70 - Step 4: Simplify right side
1,264,527.70x = 882,933,578,876.22 - Step 5: Solve for x
x = 882,933,578,876.22/1,264,527.70 - Step 6: Final answer
x = 698,231.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.