Finding the Fourth Proportional to 962,375.70, 1,328,140.12 and 554,470.12
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Solution
The fourth proportional to 962,375.70, 1,328,140.12 and 554,470.12 is: 765,204.29
Step by Step Solution
- Step 1: Write the proportion equation
962,375.70 : 1,328,140.12 = 554,470.12 : x - Step 2: Convert to fraction form
962,375.70/1,328,140.12 = 554,470.12/x - Step 3: Cross multiply
962,375.70x = 1,328,140.12 × 554,470.12 - Step 4: Simplify right side
962,375.70x = 736,414,011,713.22 - Step 5: Solve for x
x = 736,414,011,713.22/962,375.70 - Step 6: Final answer
x = 765,204.29
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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.