Finding the Fourth Proportional to 962,596.70, 1,329,010.14 and 618,565.20
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Solution
The fourth proportional to 962,596.70, 1,329,010.14 and 618,565.20 is: 854,022.69
Step by Step Solution
- Step 1: Write the proportion equation
962,596.70 : 1,329,010.14 = 618,565.20 : x - Step 2: Convert to fraction form
962,596.70/1,329,010.14 = 618,565.20/x - Step 3: Cross multiply
962,596.70x = 1,329,010.14 × 618,565.20 - Step 4: Simplify right side
962,596.70x = 822,079,423,051.13 - Step 5: Solve for x
x = 822,079,423,051.13/962,596.70 - Step 6: Final answer
x = 854,022.69
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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.