Finding the Fourth Proportional to 558,376.36, 831,249.52 and 555,054.84
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Solution
The fourth proportional to 558,376.36, 831,249.52 and 555,054.84 is: 826,304.81
Step by Step Solution
- Step 1: Write the proportion equation
558,376.36 : 831,249.52 = 555,054.84 : x - Step 2: Convert to fraction form
558,376.36/831,249.52 = 555,054.84/x - Step 3: Cross multiply
558,376.36x = 831,249.52 × 555,054.84 - Step 4: Simplify right side
558,376.36x = 461,389,067,936.04 - Step 5: Solve for x
x = 461,389,067,936.04/558,376.36 - Step 6: Final answer
x = 826,304.81
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.