Finding the Fourth Proportional to 958,139.29, 1,322,674.98 and 590,682.09
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Solution
The fourth proportional to 958,139.29, 1,322,674.98 and 590,682.09 is: 815,414.24
Step by Step Solution
- Step 1: Write the proportion equation
958,139.29 : 1,322,674.98 = 590,682.09 : x - Step 2: Convert to fraction form
958,139.29/1,322,674.98 = 590,682.09/x - Step 3: Cross multiply
958,139.29x = 1,322,674.98 × 590,682.09 - Step 4: Simplify right side
958,139.29x = 781,280,421,577.11 - Step 5: Solve for x
x = 781,280,421,577.11/958,139.29 - Step 6: Final answer
x = 815,414.24
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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.