Finding the Fourth Proportional to 942,995.84, 1,301,361.92 and 513,304
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Solution
The fourth proportional to 942,995.84, 1,301,361.92 and 513,304 is: 708,374.58
Step by Step Solution
- Step 1: Write the proportion equation
942,995.84 : 1,301,361.92 = 513,304 : x - Step 2: Convert to fraction form
942,995.84/1,301,361.92 = 513,304/x - Step 3: Cross multiply
942,995.84x = 1,301,361.92 × 513,304 - Step 4: Simplify right side
942,995.84x = 667,994,278,983.68 - Step 5: Solve for x
x = 667,994,278,983.68/942,995.84 - Step 6: Final answer
x = 708,374.58
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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.