Finding the Fourth Proportional to 694,395.79, 958,809.77 and 532,995.19
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Solution
The fourth proportional to 694,395.79, 958,809.77 and 532,995.19 is: 735,950.60
Step by Step Solution
- Step 1: Write the proportion equation
694,395.79 : 958,809.77 = 532,995.19 : x - Step 2: Convert to fraction form
694,395.79/958,809.77 = 532,995.19/x - Step 3: Cross multiply
694,395.79x = 958,809.77 × 532,995.19 - Step 4: Simplify right side
694,395.79x = 511,040,995,535.01 - Step 5: Solve for x
x = 511,040,995,535.01/694,395.79 - Step 6: Final answer
x = 735,950.60
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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.